stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
CHEMISTRY FINAL REVIEW Flashcards | StudBud
Explore
/
CHEMISTRY FINAL REVIEW
CHEMISTRY FINAL REVIEW
122 terms
·
StudBud Administration
·
215 plays
Let’s pass finals shall we
Flashcards
122 cards
F
Practice quiz
P
Host live
L
Questions
122
Answers
1
Oil and water is an example of
Heterogeneous mixture
Homogeneous mixture
Element
Compound
2
The measurement of 13.5*C from a thermometer is a ____ observation
Quantitive
Accurate
Qualitive
Exact
3
What is the most tight packed form of matter
Solid
Liquid
Gas
4
Copper ( II ) chloride is an example of
Element
Heterogeneous mixture
Compound
Homogeneous mixture
5
In the ___ state, substances have definite volume and an indefinite shape
Gas
Solid
Freezing
Liquid
6
In an atom, when the atomic number equals the number of electrons, the atom is said to be
Positive
Neutral
An anion
Negative
7
What is the 3- dimensional orientation of a sublevel known as
Sublevel
Electron
Nuclear orbits
Atomic orbital
8
A ___property of water is that it is unreactive with oil
Chemical
Physical
9
What is the measurement ; with the appropriate amount of significant figures
8.25
8.25cm
8.3cm
8.2cm
10
Which of these statements is not true
Atoms are mostly space
Atoms of the same element can have different masses
The nucleus of an atom has a positive charge
Atoms of isotopes of an element have different # of protons
11
An atom of an element with atomic number 48 and mass # of 120 contains
48 protons, 48 electrons , and 72 neutrons
120 protons, 48 electrons, and 72 neutrons
72 protons, 72 electrons, and 48 neutrons
72 protons, 48 electrons , and 48 neutrons
12
How many protons are in Pb-206? Pb- 207? Pb-204
84
78
82
204
13
Pizza is an example of
Compound
Homogeneous mixture
Heterogeneous mixture
Element
14
What is the element symbol for vanadium ?
Va
Vd
V
Vm
15
Alcohols are flammable
Physical property
Chemical property
16
How many significant figures are in : 705,400
6
3
4
0
17
The person who gave the atom its name
Thompson
Rutherford
Goldstein
Democritus
18
Elements lose or gain electrons to become like this
Noble gases
Isoelectronic
Positive
Gas
19
The mass of a single Atom is measured in ___
Atomic mass units
Centimeters
Ions
Isotopes
20
Protons, neutrons, and electrons are called this
Anions
Subatomic particles
Metals
Cations
21
Anions are formed by electrons being ___
Lost
Bonded
Gained
Formed
22
Like charges ___ each other
Repel
Like
Bond with
Attract
23
A method that indicates the arrangement of electrons in a particular element
Hund’s rule
Sublevel
Electron configuration
Principle energy level
24
A density of 3g/mL
Chemical property
Physical property
25
What is the element symbol for sodium?
Ne
Na
So
Sd
26
Taco is an example of
Heterogeneous mixture
Element
Compound
Homogeneous mixture
27
What are Properties that can be observed without changing composition of the sample matter ?
Physical properties
Chemical properties
Pure substances
Chemical reactions
28
What is ‘ Ne ‘
Carbon
Neodymium
Sodium
Neon
29
Elements and compounds are classified as this
Chemistry
Pure substances
Chemical properties
Mass
30
Tossed salad is an example of
Compound
Homogeneous mixture
Element
Heterogeneous mixture
31
How many significant figures are in : 0.0030 mm
5
4
None of the above
2
32
When measuring off any instrument, you must measure all certain digits off the instrument plus
The exact measurement
One extra estimated digit
The sig fig
The Coefficients
33
What is the element symbol for fluorine ?
Fr
Fl
F
Fe
34
A gas has a volume of 22.4 L
Chemical property
Physical property
35
Who discovered the proton
Democritus
Goldstein
Rutherford
Thompson
36
The n = 4 energy level contains these sublevels
Dumbell
S, p
S, p, d, f
S, p , d
37
Salt water is an example of
Element
Homogeneous mixture
Heterogeneous mixture
Compound
38
How many electrons can be described by the following quantum numbers ; n=2, l=3, ml=2, ms=1/2
1
2
0
3
39
The first scientist who thought about atoms
Democritus
Thompson
Rutherford
Goldstein
40
Burning popcorn / digesting food / and rust forming on a car is an example of
None of the above
A chemical change
A physical property
A physical change
41
Water is an example of
Heterogeneous mixture
Compound
Element
Homogeneous mixture
42
How many sig figs are in 0.2031
4
3
1
5
43
What is the element symbol for Boron?
B
Br
Bo
Bn
44
Electrons located in the outermost energy level are called
Variance electrons
Aufbau electrons
Outermost electrons
Valence electrons
45
The group of elements that tend to gain electrons
Neutrons
Isotopes
Non metals
Metals
46
Which of the following is NOT part of Daltons atomic theory
None of these
Atoms of the same element are alike
Atoms are always in motion
All atoms are composed of atoms
47
In a compound the elements are ___ together
Mixed
Blended
Definite
Bonded
48
A penny is an example of
Heterogeneous mixture
Homogeneous mixture
Element
Compound
49
The nucleus of an atom is
None of these
Positively charged and has a high density
Negatively charged and has a low density
Positively charged and has a low density
50
Isotopes have the same number of protons but have different number of
Isotopes
Ions
Electrons
Neutrons
51
Solid , liquid , and gas are three ___ of matter
Doings
Laws
Stages
States
52
Cations are formed by electrons being
Bonded
Repeled
Formed
Lost
53
___ is the study of matter and the changes it undergoes
Physics
Science
Chemistry
54
What are 3 examples of measurements that are accurate
5.00mL , 5.00 mL , 5.00mL
5.03mL, 4.57mL, 5.03mL
5.00 mL , 5.02mL , 5.03mL
5.67 mL , 5,58 mL, 5.65 mL
55
The components of this mixture can be easily seen with the naked eye and are distinguishable
Heterogeneous
Chemical reactions
Pure substances
Homogeneous
56
A ___ serves as a possible explanation to a problem
Thesis
Law
Hypothesis
Thought
57
The group of elements that tend to lose electrons
Metals
Isotopes
Ions
Non metals
58
Which of the following sets of quantum numbers is possible
1, 1, +1, +1/2
1,0,0,0
3, 0, -1, +1/2
2, 1 , -1, -1/2
59
The s sublevel resembles this type of motion (shape)
Clover
Dumbell
Double clover
Sphere
60
580.0 is
5.8x 10^4
.58 x 10^2
5.8 x 10^2
58x 10^-2
61
How many valence electrons are in Co: 1s2, 2s2, 2p6 ,3s2, 3p6, 4s2, 3d7
2ve
7 ve
3ve
4ve
62
Who saw that particles in gas were attracted to the positive plate of the cathode ray
Democritus
Rutherford
Thompson
Goldstein
63
The name of the experiment used to discover the nucleus
Cathode ray tube experiment
Nucleaic Foundation Experiment
None of the above
Gold foil
64
Chemical changes are known as
Pure substances
Chemical properties
Physical properties
Homogeneous mixtures
65
Zinc is an example of
Compound
Element
Heterogeneous mixture
Homogeneous mixture
66
Calcium loses 2 electrons. What element is it isoelectronic with
Kr
Ti
Ar
Ne
67
How many orbitals have the following set of quantum numbers : n=6, l=3, ml=2
3
1
6
0
68
Attracted to the South Pole of a magnet
Chemical property
Physical property
69
What is NOT an example of a chemical change
Digesting Taco Bell
None of the above
Tossed Salad
Rusting iron
70
The n= ____shell is the lowest in energy that may contain p orbitals
4
2
5
3
71
Saying “ The outside beaker is very hot” is a ___ observation
Exact
Quantitive
Boring
Qualitive
72
Unlike compounds that are bonded together, mixtures are
Blended together
Precise
Reacted
Mixed together
73
Which of the following orbitals might have ml=2
S
P and d
S and p
D and f
74
Carbon dioxide is an example of
Homogeneous mixture
Element
Heterogeneous mixture
Compound
75
Scientific notation includes two parts, the ____ and the power of 10
Significant figure
Precision
Coefficient
Estimated digit
76
___ have an infinite number of significant figures
Decimals
Exact numbers
States
Qualitive
77
Who used the deflection angles of alpha particles to describe the nucleus of an atom
Democritus
Rutherford
Thompson
Goldstein
78
Decomposes in CO2
Chemical property
Physical property
79
What is energy
Fast motion
Ball that moves rapidly
Anything that can do work or produce heat
80
What is the measure /// with the appropriate amounts of significant figures
73mL
73.0
75mL
73.0mL
81
The atom or group of atoms with a positive or negative charge
Metals
Ion
Isotopes
Anions
82
What is the long form electron configuration of F (8)
2s2, 2p3,2d3
1s4 , 2p4
1s2, 2s2, 2p5
1s3, 2p5
83
Anything that has mass or volume is called ___
Matter
Density
A gas
a Solid
84
The number 80 in the name bromine represents
The sum of protons and electrons
The atomic number
None of these
The atomic mass number
85
Trix cereal is an example of
Element
Homogeneous mixture
Compound
Heterogeneous mixture
86
Potassium is an example of
Homogeneous mixture
Compound
Heterogeneous mixture
Element
87
Plain jello is an example of
Compound
Homogeneous mixture
Heterogeneous mixture
Element
88
___ measurements are descriptive and non-numeric
Qualitive
Quantitive
Exact
Precision
89
A f sublevel can hold a maximum of ____ electrons , with only ___ electrons in each orbital
2, 6
10, 2
6, 2
14, 2
90
Which one of these statements are FALSE
Electrons have a mass of 1 amu
The nucleus of an atom is positively charged
The neutron is found in the nucleus of an atom
Electrons have a negative charge
91
How many sig figs are in 580.0
5
2
4
3
92
Electrons closest to the nucleus of an atom are ____ energy
Lowest
Highest
93
The force of gravity pushing down on an object accounts for the objects
Measurements
Height
Mass
Weight
94
What are 3 examples of measurements that are precise
4.57 mL, 4.58 mL, 4.45mL
4.00 L, 4.00 L, 4.00 L
5.00, 5.00 , 5.00
5.00mL, 5.00 mL , 5.00mL
95
How many significant figures are in : 3404 pens
4
Infinite
3
None of the above
96
Boiling water / melting butter / and mixing sand and water is an example of
Physical change
Chemical change
97
What is the element symbol for calcium
C
Cm
Cl
Ca
98
What can be easily compressed, has an indefinite shape, and an indefinite volume
Solid
Liquid
Gas
99
Atomic mass is an average of the elements
Atomic weight
Neutrons
Ions
Isotopes
100
Who said that an atom is mostly empty space
Democritus
Thompson
Goldstein
Rutherford
101
The name of the type of ion when electrons are lost
Cation
Neutrons
Nonmetals
Anion
102
An exact number has an ___ amount of significant figures
Accurate
Estimated
Infinite
Definite
103
The p sublevel represents the ____ shape
Sphere
Double clover
Clover
Dumbbell
104
The scientist who discovered the neutron
Rutherford
Chadwick
Goldstein
Thompson
105
Atomic orbitals can hold two electrons at most, and they must have opposite spins know as the
Electron configuration
Hund’s Rule
Aufbau Principle
Pauli Principle
106
What is ‘ Sc ‘
Scandium
Selenium
Strontium
Tin
107
Dissolving salt is an example of
Physical change
Chemical change
108
The n=2 energy level contains these sublevels
S,p
S,p,d,f
S,p,d
Dumbbell
109
Anything that has mass and volume
Pure substances
Substance
Matter
Mixture
110
How close measurements are to the accepted value is known as
Accuracy
Precision
Exact numbers
Law
111
A ___ is the average distance of the electron to the nucleus of an atom
Hund’s rule
Sublevel
Electron configuration
Principle Energy Level
112
How many sig figs are in 0.0056020
8
4
5
3
113
How close multiple measurements are to each other is called ___
Exact
Accuracy
Precision
Definite
114
Protons + neutrons
Electrons
Mass number
Atomic mass
Nucleus
115
Melting ice / molding clay / and dissolving salt are examples of
A chemical reaction
A physical change
A chemical change
None of the above
116
In the gas state , a substance will have a(n) ____ volume
Indefinite
Definite
117
What is the maximum number of electrons that can be described by n=2
8
6
2
10
118
___ is an example of a physical change
Bonding
Burning
Freezing
Gas
119
Electrons are arranged in ___ around the nucleus
Metals
Atomic mass units
Electrons
Energy levels
120
describes an occurrence that has been tested under different conditions over a long period time
Accuracy
Precision
Hypothesis
Law
121
Boils at 100 degrees Celsius
Physical property
Chemical property
122
Atoms that have the same number of electrons are ____ with each other
Isomagnetic
Equal
Isoelectronic
Alike
