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Periodic Table and Bonding Flashcards | StudBud
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Periodic Table and Bonding
Periodic Table and Bonding
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Covers the periodic table of elements and chemical bonding - Ionic and Covalent bonding.
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Questions
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Answers
1
Neutrons
have a mass of 1 AMU.
have a negative charge.
are circling the nucleus in clouds.
are positive subatomic particles.
2
The average mass of all of the isotopes in an element is expressed as a decimal and is the
number of protons
atomic mass
mass number
age of the atom
3
Which of the following elements is a metal?
Potassium (K)
Carbon (C)
Sulfur (S)
Oxygen (O)
4
Which two elements have the same number of electron shells?
He, Li
Li, Mg
O, Cl
Li, Be
5
Nonmetals are
not malleable
shiny
good conductors of heat and electricity
ductile
6
Using the graph, at what temperature does a liquid become a gas?
0 degrees Celsius
100 degrees Celsius
0 Kelvin
45 degrees Fahrenheit
7
Which of the following lists elements in order from least to most protons?
Na, Li, He
Be, B, H
Be, Li, C
Li, B, F
8
Which two elements listed below have the same number of valence electrons?
H, He
H, Li
F, Ne
Li, Mg
9
Which of the compounds in the table are a carbonate?
Calcite (CaCo3)
Oxide (O2)
Gypsum (CaSO4)
Sulfate (SO4)
10
In the chemical compound H
2
O, the subscript 2 represents
2 Nitrogen atoms
2 Hydrogen atoms
2 oxygen atoms
2 water molecules
11
Which atoms can form an ionic bond?
Na Sodium and Cl Chlorine
H Hydrogen and Li Lithium
Li Lithium and Be Beryllium
Magnesium Mg and Calcium Ca
12
Electron clouds surround the nucleus is
Current/Modern Model of the atom
Thompson's model of the atom
Bohrs' model of the atom
Rutherford's model of the atom
13
Which of the following elements is a metalloid?
Calcium (Ca)
Boron (B)
Nitrogen (N)
Hydrogen (H)
14
What does the subscript 4 mean in the following compound SO
4
?
4 atoms of Sulfur
2 atoms of Sulfur and 2 atoms of Oxygen
4 atoms of Sulfur and Oxgyen
4 atoms of Oxygen
15
Which of the following is a compound?
Water (H2O)
Oxygen (O)
Carbon (C)
Hydrogen (H)
16
Which of the following elements have more protons than Carbon (C)?
Be, Li
B, H
O, F
H, Li
17
Which group of elements has a complete set of electrons in their outer energy level.?
Akaline earth metals
Halogens
Noble gases
Akalai Metals
18
According to the data in the table, which sample of matter is most likely a metal?
1
3
2
4
19
If the cube in the picture has a mass of 12g then the density of this cube is
1.0g/cm3
2g/cm3
0.5g/cm3
1.5g/cm3
20
Which of the following elements are nonmetals?
Magnesium (Mg)
Lithium (Li)
Sodium (Na)
Flourine (F)
21
What type of bond is pictures?
Metallic bond
Covalent bond
James Bond
Ionic bond
22
Isotopes differ from each other because they have a different number of
neutrons
protons
electrons
ions
23
What subatomic particle best shows Krypton is different from all other elements?
Number of protons it has -- that's its identity!
Its ability to combine with other elements
Number of electrons it has
Number of neutrons it has
24
The location of metals, nonmetals and metalloids can be found by looking at
periods/rows
the number of valence electrons the elements have
columns/groups
the zig/zag line staircase
25
The three categories of elements are
Colloids, Solids & gases
Alloys, Compounds & Elements
Alkali, Akaline & Noble gases
Metals, Nonmetals & Metalloids
26
Where are electrons found in an atom?
In the nucleus
In the outermost shell of an atom
Electrons are located in and out of the nucleus.
Electrons are not found in atoms.
27
Which element has 3 protons?
Helium (He)
Sodium (Na)
Lithium (Li)
Aluminum (Al)
28
Calcium (Ca) is in group two and therefore has
two electrons.
two protons.
two neutrons.
two valence electrons.
29
Which of the elements below are noble gases?
C, K, Be
Li, Be, Mg
He, Ne, Ar
Al, Si, P
30
The bond pictures is
ionic, between metals and nonmetals
ionic, between nonmetals and nonmetals
covalent, between nonmetals and nonmetals
covalent, between metals and nonmetals
31
The diagram shows a block from the periodic table. The number 4 represents the
Number of valence electrons in Be
Atomic mass of Beryllium
Atomic number of Beryllium
Number of neutrons in Be
32
Which of the following molecules doe NOT contain four atoms?
2O2
O4
H2O
H2O2
33
An atom with an atomic number of 15 and a mass of 31 has ______ protons.
31
46
15
16
34
If an atom has a positive or negative charge it is a
compound
ion
isotope
element in its natural state
35
What is the mass number of this atom?
10
3
6
7
36
An element that conducts thermal energy well, is shiny and malleable is
a nonmetal
gas
always a metalloid
a metal
37
A proton has a _________ charge.
negative
neutral & negative
positive
neutral
38
What is the atomic number of this atom?
1
3
10
6
39
Which of the following is an element?
O3
Na
H2O
SO4
40
What is the mass number of a Sulfur isotope that has 16 protons and 18 neutrons?
16
34
2
32
