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Chemical Bonds
Test Description: Chemical Bonding
Instructions: Answer all questions to get your test result.
1) Type of electron configuration that makes an atom stable.
A
1 valence electron
B
4 valence electrons
C
8 valence electrons
D
7 valence electrons
2) Describe an Ionic compound.
A
metal-metal, transfer of electrons
B
Nonmetal-Nonmetal, electron sharing
C
metal-Nonmetal, electron sharing
D
metal-Nonmetal, transfer of electrons
3) Describe a covalent bond.
A
metal-metal, electron sharing
B
Nonmetal-Nonmetal, transfer of electrons
C
Nonmetal-Nonmetal, electron sharing
D
metal-Nonmetal, transfer of electrons
4) What are ions?
A
protons with a negative charge
B
positively or negatively charged atoms
C
electrons with a negative charge
D
atom with equal protons and electrons
5) By losing one valence electron, a sodium atom becomes
A
an anion
B
negatively charged
C
magnesium
D
a cation
6) Which results from sodium transferring an electron to a chlorine atom
A
Each atom ends up with a more stable electron configuration.
B
sodium ends up more stable, chlorine less stable
C
each atom is less stable
D
Chlorine ends up more stable, sodium less stable
7) A negatively charged ion is a(n)
A
anion
B
proton
C
cation
D
electron
8) What is the charge of a Magnesium ion?
A
2+
B
2-
C
0
D
1-
9) Name this formula: MgO
A
Magnesium Monoxide
B
Magnesium Oxide
C
Manganese Monoxide
D
Magnesium Oxygen
10) Name this formula: LiF
A
Lithium Florine
B
Monolithium Monofloride
C
Lithium Floride
D
Lithium Monofloride
11) Name this formula: FeO
A
Iron (III) Oxide
B
Iron (II) Oxide
C
Iron Oxide
D
Iron Monoxide
12) Which is a molecule?
A
MgO
B
LiO
C
NaCl
D
CO
13) How many pairs of electrons must two Nitrogens share to become stable?
A
one
B
three
C
zero
D
two
14) Compound made from only two elements.
A
polar
B
binary
C
ionic
D
diatomic
15) The suffix -ide occurs in the names of
A
metals
B
cations
C
the last element
D
anions
*select an answer for all questions
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