What are these steps for scientific method

Observation, hypothesis, experiments, conclusions

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MLT 102 Test 1 review P1

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Questions 100

Answers

1
Increase from left to right and bottom to top in the periodic table
Ionization energy
Electron affinity
Atomic size
Ion size
2
The principle that bond atoms share their eight outer electrons, thus giving atom a valence shell resembling a noble gas
Octet rule
Period
Stable isotopes
Periodic law
3
Involves the transfer of one or more electrons from one atom to another
Covalent bonding
Lewis symbol
Polar covalent bonding
Ionic bonding
4
What is the basic structure unit of an element
Ion
Atom
Electron
Proton
5
Form negatively charged anions, gaining electrons, nearest noble gas element
Metallic
Nonmetallic
Electrons
Elements
6
The outermost electron most likely to participate in bond formation or a chemical reaction
Octet rule
Valence elements
Stables isotopes
Transition elements
7
Which has the properties of a nonmetal at normal temperatures and pressure
Fluoride
Mercury
Lithium
Hydrogen
8
Ice melting, chopping wood, shredding paper are example for
Chemical reaction
Chemical properties
Physical properties
Chemistry
9
Which series belong to period 7
Actinide
Lanthanide
10
Positive ion as known as, smaller than the parent atom
Cations
Anions
11
The study of matter that consists of all the elements other than carbon and hydrogen and their combinations
Organic chemistry
Analytical chemistry
Biochemistry
Inorganic chemistry
12
An idea or explanation that can be tested through study and experimentation
Hypothesis
Experiment
Observation
Theory
13
Examples: Color, hardness, temperature, boiling point, melting point, specific gravity
Chemical properties
Chemical reaction
Extensive properties
Intensive properties
14
Characteristics of a material that become evident when the material undergoes a chemical reaction
Chemical reaction
Chemical properties
Physical properties
Chemistry
15
The higher the _ , the more difficult it is to remove an electron
Isotopes
Ionization energy
Energy level
Electron affinity
16
Anything that has mass and volume (take up space)
Matter
Chemistry
Element
Energy
17
Increase from left to right and up a group
Atom size
Electron affinity
Ion size
Ionization energy
18
Substance that are made of only one type of atom or one type is molecule
Matter
Compound
Pure substance
Mixture
19
Example of iron rusting, wooden burning, banana rotting
Physical properties
Chemical properties
20
What are these steps for scientific method
Hypothesis, observation, experiments, conclusions
Observation, experiment, hypothesis, conclusions
Observation, hypothesis, experiments, conclusions
Experiments, observations, conclusions, hypothesis
21
Tend to form positive ions by losing electrons
Nonmetallic
Transition metals
Metalloid
Metallic
22
A property of matter that does not change as the amount of matter changes
Homogeneous mixture
Intensive properties
Extensive properties
Mixture
23
An attractive force between ions resulting in electron transfer
Chemical bond
Ionic bond
Electron
Covalent bond
24
The force that holds atoms or ion together in a chemical compound
Covalent bond
Chemical bond
Electron
Ionic bond
25
Element with a high _ will release a large amount of energy
Ion size
Ionization energy
Atom size
Electron affinity
26
Measure of the ability of an atom to accept an electron
Electron
Electron affinity
Chemical bond
Ionic bond
27
A mixture in which the components of the mixture are not uniform
Compound
Homogeneous mixture
Heterogeneous mixture
Mixture
28
Total mass of the protons, neutrons and electrons in a single atom when at rest
Isotopes
Atomic nucleus
Atomic mass
Atomic number
29
Group A element are call
Metal
Transition elements
Representative elements
Non-metal
30
Group IA elements are also known as
Alkali earth metals
Transition metals
The alkali metals
Noble gases
31
Atoms has the same number of protons but different numbers of neutrons, different atomic weight values
Ionization energy
Atomic mass
Isotopes
Atomic number
32
A chemical link between atoms or ion in which electron pairs are share
Ionic bond
Covalent bond
Chemical bond
Electron affinity
33
A discipline that attempts to explain the way in which matter behaves
Analytical chemistry
Biochemistry
Physical chemistry
Chemistry
34
Straddle the boundry between metals and nonmetals
Ion
Metals
Nonmetals
Metalloids
35
Substance whose atoms tend to lose electrons, luster, conduct heat and electricity well
Metalloid
Elements
Nonmetals
Metals
36
A particle in the atomic nucleus that has a mass of 1 and net neutral electrical charge
Nonmetal
Metal
Neutron
Ion
37
Particle are close together, definite volume but no definite shape
Gaseous state
Matter
Liquid state
Solid state
38
Mixture of salt and water is
Heterogeneous mixture
Homogeneous mixture
39
Group VIIIA elements are also known as
The noble gases
Alkali metals
Representative elements
Transition elements
40
The positively charged center of the atom, consisting of protons and neutrons
Atomic nucleus
Chemical bond
Atomic number
Atomic mass
41
Result in a change in composition that can be observed only through chemical reactions
Physical properties
Chemical properties
Extensive properties
Chemical reaction
42
A mixture in which the composition is uniform throughout the mixture
Compound
Heterogeneous mixture
Mixture
Homogeneous mixture
43
Boron (B), silicon (Si), germanium (Ge), Arsenic (As), antimony (Sb), tellurium (Te), example for
Metalloids
Ion
Metals
Nonmetals
44
A state of matter characterized by particles arranged in such a way that their shape and volume are relatively stable
Liquid state
Gaseous state
Matter
Solid state
45
equal to the sum the number of protons and neutrons
Number of electrons
Mass number
Atoms
Atomic number
46
Force of attraction between any two atoms in a compound
Energy
Ionization energy
Lewis symbol
Chemical bond
47
Has only one component and can be either chemical elements or compounds
Energy
Compound
Pure substance
Mixture
48
acquiring knowledge and solving problems through observation, description of an observation phenomenon
Scientific method
Theory
Scientific law
Biochemistry
49
The energy required to completely remove an electron from an atom
Energy
Ionization energy
Isotopes
Electron affinity
50
The study is matter and energy and the interaction between them
Energy
Chemistry
Scientific method
Matter
51
Characteristics of the elements is
The number of ions
The number of atoms
The number of electrons
The number of protons
52
What is a small, dense, positively charge region in the center is the atom
Ion
Nucleus
Protons
Neutrons
53
Form positively charged cations, loss the electrons to obtain a noble gas configuration
Metalloid
Elements
Nonmetallic
Metallic
54
Elements that tend to gain electrons to form negative ions (anion) during chemical reaction
Nonmetal
Metalloid
Ion
Metal
55
An atom or molecule which has different number of protons than electrons and thus a net electrical charge
Period
Ion
Group
Metal
56
A substance with high electrical conductivity, luster, and malleability, lose electrons to form positive ion (cation)
Metal
Ion
Metalloid
Electron
57
A valid hypothesis must be
Education and observe phenomenon
Testable and falsiable
58
Chocolate chip cookies dough is
Homogeneous mixture
Heterogeneous mixture
59
Analysis of matter to determine its composition and the quantity of each kind of matter that is present
Analytical chemistry
Organic chemistry
Physical chemistry
Chemistry
60
A state of matter that has no fixed shape and no fixed volume
Gaseous state
Matter
Solid state
Liquid state
61
Which one is heterogeneous
Ethyl alcohol
Oxygen in oxygen tank
Alka-seltzer dissolved in water
Blood
62
Chemical species formed when two or more atoms form a chemical bond
Energy
Matter
Element
Compound
63
Shell or orbital in which the electron is located relative to the atom’s nucleus
Energy level
Electron
Ionization energy
Electron affinity
64
Three primary particles:
Atom, element, proton
Electron, ion, nucleus
Protons, neutrons, electron
Nucleus, atom, electron
65
Elements whose atoms have an incomplete D sub-shell
Representative elements
Valence electron
Stable isotopes
Transition element
66
The study of matter that is composed principally of carbon and hydrogen
Chemistry
Inorganic chemistry
Physical chemistry
Organic chemistry
67
Which metal are solids at room temperature
Mercury
Oxygen
Hydrogen
Flour
68
Component of the atomic nucleus with a defined mass of 1 and charge of +1
Neutron
Proton
Valence electron
Ion
69
A board area of science covering everything from the simple atom to interactions between complex molecules
Chemistry
Analytical chemistry
Physical chemistry
Biochemistry
70
The number of protons in the nucleus of the atom of the element
Energy
Atomic number
Atomic nucleus
Atomic mass
71
The study of life at the molecular level and the processes associated with life
Analytical chemistry
Chemistry
Biochemistry
Inorganic chemistry
72
What is series belong to period 6
Actinide
Lanthanide
73
A substance that cannot be broken down by chemical means, identifying by the number of protons in its atom
Element
Compound
Mixture
Matter
74
Group B elements are called
Transition elements
Representative elements
Metal
Other metal
75
Negative ion as known as, larger than the parent ion
Anions
Cations
76
Elements in which all of the inner shells are complete but outer shells are incomplete
Stable isotopes
Representative elements
Transition elements
Valence electron
77
The number of protons determines the identity of?
The proton
The atom
The ion
The Neutron
78
Alternative forms of elements with different molecular weight that are found in naturally, do not decay radioactivity
Valence electron
Stable isotopes
Transition elements
Representative elements
79
Isotopes have the same mass number
False
True
80
A process for experimentation that is used to explore observation and answer question
Scientific method
Hypothesis
Observation
Scientific law
81
The ability to do work, when work is movement of an object by some force
Energy
Compound
Chemistry
Chemical reaction
82
Characteristics of matter that may be observed and measured without changing the identity of the sample
Intensive properties
Physical properties
Extensive properties
Chemical properties
83
The vertical columns on the periodic table consisting of elements that share periodic properties
Group
Period
84
Particles that are close together, particle arrangement, fixed shape and volume
Solid state
Liquid state
Gaseous state
Matter
85
The Metalloid group separate the metals, nonmetals, exception
Hydrogen
Lithium
86
Can be observed or measured without changing the composition or identify of a substance
Physical properties
Chemistry
Chemical reactions
Chemical properties
87
Element that has both metallic and nonmetallic properties
Metal
Metalloid
Ion
Nonmetal
88
A property of matter that changes with the amount of matter in a sample
Physical properties
Chemistry
Intensive properties
Extensive properties
89
Horizontal rows of the periodic table, elements with the same highest unexcited electron energy
Transition elements
Octet rule
Periodic law
Period
90
Particle are widely separated, no definite shape or volume
Solid state
Gaseous state
Liquid state
Matter
91
Which one is pure substance
Ethyl alcohol
Alia-seltzer dissolved in water
Salt and water
Blood
92
State the properties of element recur in a predictable and system way when they are arranged by increasing atomic number
Octet rule
Period
Periodic law
Group
93
Decrease from left to right and from bottom to top in the periodic table
Electron affinity
Ion size
Atomic size
Ionization energy
94
Example of mass and volume
Intensive properties
Extensive properties
95
Substance whose atoms tend to gain electrons, poor conductions, gases at room temperature
Metals
Nonmetals
Proton
Metalloids
96
What is surrounding the nucleus is a different region of negative charge populated
Neutrons
Electrons
Atom
Protons
97
Substance made by combining two or more different material in such a way that no chemical reaction occurs
Homogeneous mixture
Compound
Heterogeneous mixture
Mixture
98
A set of statements or principles devised to explain a group of facts or phenomena
Scientific method
Chemistry
Scientific law
Theory
99
A chemical change that occurs when two or more substances combine to form a new substance
Extensive properties
Chemical properties
Physical properties
Chemical reaction
100
Statement that describes an observation occurrence in nature that appears to always be true
Scientific law
Scientific method
Theory
Biochemistry

MLT 102 Test 1 review P1 Flashcards | StudBud

MLT 102 Test 1 review P1

100 termsStudBud Administration82 plays

Imported from external platform

Flashcards100 cardsFPractice quizPHost liveL

Questions 100

Answers

1
Increase from left to right and bottom to top in the periodic table
Ionization energy
Electron affinity
Atomic size
Ion size
2
The principle that bond atoms share their eight outer electrons, thus giving atom a valence shell resembling a noble gas
Octet rule
Period
Stable isotopes
Periodic law
3
Involves the transfer of one or more electrons from one atom to another
Covalent bonding
Lewis symbol
Polar covalent bonding
Ionic bonding
4
What is the basic structure unit of an element
Ion
Atom
Electron
Proton
5
Form negatively charged anions, gaining electrons, nearest noble gas element
Metallic
Nonmetallic
Electrons
Elements
6
The outermost electron most likely to participate in bond formation or a chemical reaction
Octet rule
Valence elements
Stables isotopes
Transition elements
7
Which has the properties of a nonmetal at normal temperatures and pressure
Fluoride
Mercury
Lithium
Hydrogen
8
Ice melting, chopping wood, shredding paper are example for
Chemical reaction
Chemical properties
Physical properties
Chemistry
9
Which series belong to period 7
Actinide
Lanthanide
10
Positive ion as known as, smaller than the parent atom
Cations
Anions
11
The study of matter that consists of all the elements other than carbon and hydrogen and their combinations
Organic chemistry
Analytical chemistry
Biochemistry
Inorganic chemistry
12
An idea or explanation that can be tested through study and experimentation
Hypothesis
Experiment
Observation
Theory
13
Examples: Color, hardness, temperature, boiling point, melting point, specific gravity
Chemical properties
Chemical reaction
Extensive properties
Intensive properties
14
Characteristics of a material that become evident when the material undergoes a chemical reaction
Chemical reaction
Chemical properties
Physical properties
Chemistry
15
The higher the _ , the more difficult it is to remove an electron
Isotopes
Ionization energy
Energy level
Electron affinity
16
Anything that has mass and volume (take up space)
Matter
Chemistry
Element
Energy
17
Increase from left to right and up a group
Atom size
Electron affinity
Ion size
Ionization energy
18
Substance that are made of only one type of atom or one type is molecule
Matter
Compound
Pure substance
Mixture
19
Example of iron rusting, wooden burning, banana rotting
Physical properties
Chemical properties
20
What are these steps for scientific method
Hypothesis, observation, experiments, conclusions
Observation, experiment, hypothesis, conclusions
Observation, hypothesis, experiments, conclusions
Experiments, observations, conclusions, hypothesis
21
Tend to form positive ions by losing electrons
Nonmetallic
Transition metals
Metalloid
Metallic
22
A property of matter that does not change as the amount of matter changes
Homogeneous mixture
Intensive properties
Extensive properties
Mixture
23
An attractive force between ions resulting in electron transfer
Chemical bond
Ionic bond
Electron
Covalent bond
24
The force that holds atoms or ion together in a chemical compound
Covalent bond
Chemical bond
Electron
Ionic bond
25
Element with a high _ will release a large amount of energy
Ion size
Ionization energy
Atom size
Electron affinity
26
Measure of the ability of an atom to accept an electron
Electron
Electron affinity
Chemical bond
Ionic bond
27
A mixture in which the components of the mixture are not uniform
Compound
Homogeneous mixture
Heterogeneous mixture
Mixture
28
Total mass of the protons, neutrons and electrons in a single atom when at rest
Isotopes
Atomic nucleus
Atomic mass
Atomic number
29
Group A element are call
Metal
Transition elements
Representative elements
Non-metal
30
Group IA elements are also known as
Alkali earth metals
Transition metals
The alkali metals
Noble gases
31
Atoms has the same number of protons but different numbers of neutrons, different atomic weight values
Ionization energy
Atomic mass
Isotopes
Atomic number
32
A chemical link between atoms or ion in which electron pairs are share
Ionic bond
Covalent bond
Chemical bond
Electron affinity
33
A discipline that attempts to explain the way in which matter behaves
Analytical chemistry
Biochemistry
Physical chemistry
Chemistry
34
Straddle the boundry between metals and nonmetals
Ion
Metals
Nonmetals
Metalloids
35
Substance whose atoms tend to lose electrons, luster, conduct heat and electricity well
Metalloid
Elements
Nonmetals
Metals
36
A particle in the atomic nucleus that has a mass of 1 and net neutral electrical charge
Nonmetal
Metal
Neutron
Ion
37
Particle are close together, definite volume but no definite shape
Gaseous state
Matter
Liquid state
Solid state
38
Mixture of salt and water is
Heterogeneous mixture
Homogeneous mixture
39
Group VIIIA elements are also known as
The noble gases
Alkali metals
Representative elements
Transition elements
40
The positively charged center of the atom, consisting of protons and neutrons
Atomic nucleus
Chemical bond
Atomic number
Atomic mass
41
Result in a change in composition that can be observed only through chemical reactions
Physical properties
Chemical properties
Extensive properties
Chemical reaction
42
A mixture in which the composition is uniform throughout the mixture
Compound
Heterogeneous mixture
Mixture
Homogeneous mixture
43
Boron (B), silicon (Si), germanium (Ge), Arsenic (As), antimony (Sb), tellurium (Te), example for
Metalloids
Ion
Metals
Nonmetals
44
A state of matter characterized by particles arranged in such a way that their shape and volume are relatively stable
Liquid state
Gaseous state
Matter
Solid state
45
equal to the sum the number of protons and neutrons
Number of electrons
Mass number
Atoms
Atomic number
46
Force of attraction between any two atoms in a compound
Energy
Ionization energy
Lewis symbol
Chemical bond
47
Has only one component and can be either chemical elements or compounds
Energy
Compound
Pure substance
Mixture
48
acquiring knowledge and solving problems through observation, description of an observation phenomenon
Scientific method
Theory
Scientific law
Biochemistry
49
The energy required to completely remove an electron from an atom
Energy
Ionization energy
Isotopes
Electron affinity
50
The study is matter and energy and the interaction between them
Energy
Chemistry
Scientific method
Matter
51
Characteristics of the elements is
The number of ions
The number of atoms
The number of electrons
The number of protons
52
What is a small, dense, positively charge region in the center is the atom
Ion
Nucleus
Protons
Neutrons
53
Form positively charged cations, loss the electrons to obtain a noble gas configuration
Metalloid
Elements
Nonmetallic
Metallic
54
Elements that tend to gain electrons to form negative ions (anion) during chemical reaction
Nonmetal
Metalloid
Ion
Metal
55
An atom or molecule which has different number of protons than electrons and thus a net electrical charge
Period
Ion
Group
Metal
56
A substance with high electrical conductivity, luster, and malleability, lose electrons to form positive ion (cation)
Metal
Ion
Metalloid
Electron
57
A valid hypothesis must be
Education and observe phenomenon
Testable and falsiable
58
Chocolate chip cookies dough is
Homogeneous mixture
Heterogeneous mixture
59
Analysis of matter to determine its composition and the quantity of each kind of matter that is present
Analytical chemistry
Organic chemistry
Physical chemistry
Chemistry
60
A state of matter that has no fixed shape and no fixed volume
Gaseous state
Matter
Solid state
Liquid state
61
Which one is heterogeneous
Ethyl alcohol
Oxygen in oxygen tank
Alka-seltzer dissolved in water
Blood
62
Chemical species formed when two or more atoms form a chemical bond
Energy
Matter
Element
Compound
63
Shell or orbital in which the electron is located relative to the atom’s nucleus
Energy level
Electron
Ionization energy
Electron affinity
64
Three primary particles:
Atom, element, proton
Electron, ion, nucleus
Protons, neutrons, electron
Nucleus, atom, electron
65
Elements whose atoms have an incomplete D sub-shell
Representative elements
Valence electron
Stable isotopes
Transition element
66
The study of matter that is composed principally of carbon and hydrogen
Chemistry
Inorganic chemistry
Physical chemistry
Organic chemistry
67
Which metal are solids at room temperature
Mercury
Oxygen
Hydrogen
Flour
68
Component of the atomic nucleus with a defined mass of 1 and charge of +1
Neutron
Proton
Valence electron
Ion
69
A board area of science covering everything from the simple atom to interactions between complex molecules
Chemistry
Analytical chemistry
Physical chemistry
Biochemistry
70
The number of protons in the nucleus of the atom of the element
Energy
Atomic number
Atomic nucleus
Atomic mass
71
The study of life at the molecular level and the processes associated with life
Analytical chemistry
Chemistry
Biochemistry
Inorganic chemistry
72
What is series belong to period 6
Actinide
Lanthanide
73
A substance that cannot be broken down by chemical means, identifying by the number of protons in its atom
Element
Compound
Mixture
Matter
74
Group B elements are called
Transition elements
Representative elements
Metal
Other metal
75
Negative ion as known as, larger than the parent ion
Anions
Cations
76
Elements in which all of the inner shells are complete but outer shells are incomplete
Stable isotopes
Representative elements
Transition elements
Valence electron
77
The number of protons determines the identity of?
The proton
The atom
The ion
The Neutron
78
Alternative forms of elements with different molecular weight that are found in naturally, do not decay radioactivity
Valence electron
Stable isotopes
Transition elements
Representative elements
79
Isotopes have the same mass number
False
True
80
A process for experimentation that is used to explore observation and answer question
Scientific method
Hypothesis
Observation
Scientific law
81
The ability to do work, when work is movement of an object by some force
Energy
Compound
Chemistry
Chemical reaction
82
Characteristics of matter that may be observed and measured without changing the identity of the sample
Intensive properties
Physical properties
Extensive properties
Chemical properties
83
The vertical columns on the periodic table consisting of elements that share periodic properties
Group
Period
84
Particles that are close together, particle arrangement, fixed shape and volume
Solid state
Liquid state
Gaseous state
Matter
85
The Metalloid group separate the metals, nonmetals, exception
Hydrogen
Lithium
86
Can be observed or measured without changing the composition or identify of a substance
Physical properties
Chemistry
Chemical reactions
Chemical properties
87
Element that has both metallic and nonmetallic properties
Metal
Metalloid
Ion
Nonmetal
88
A property of matter that changes with the amount of matter in a sample
Physical properties
Chemistry
Intensive properties
Extensive properties
89
Horizontal rows of the periodic table, elements with the same highest unexcited electron energy
Transition elements
Octet rule
Periodic law
Period
90
Particle are widely separated, no definite shape or volume
Solid state
Gaseous state
Liquid state
Matter
91
Which one is pure substance
Ethyl alcohol
Alia-seltzer dissolved in water
Salt and water
Blood
92
State the properties of element recur in a predictable and system way when they are arranged by increasing atomic number
Octet rule
Period
Periodic law
Group
93
Decrease from left to right and from bottom to top in the periodic table
Electron affinity
Ion size
Atomic size
Ionization energy
94
Example of mass and volume
Intensive properties
Extensive properties
95
Substance whose atoms tend to gain electrons, poor conductions, gases at room temperature
Metals
Nonmetals
Proton
Metalloids
96
What is surrounding the nucleus is a different region of negative charge populated
Neutrons
Electrons
Atom
Protons
97
Substance made by combining two or more different material in such a way that no chemical reaction occurs
Homogeneous mixture
Compound
Heterogeneous mixture
Mixture
98
A set of statements or principles devised to explain a group of facts or phenomena
Scientific method
Chemistry
Scientific law
Theory
99
A chemical change that occurs when two or more substances combine to form a new substance
Extensive properties
Chemical properties
Physical properties
Chemical reaction
100
Statement that describes an observation occurrence in nature that appears to always be true
Scientific law
Scientific method
Theory
Biochemistry