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WorksheetsChemical Bonding
Total questions: 25
Worksheet time: 16mins
Name
Class
Date
1.
If a potassium atom loses one electron, a positive ion results.
a)
TRUE
b)
FALSE
2.
If "ionization" is the process of an atom becoming an ion, which of the following describes this?
a)
The atom jumps from one period to another
b)
Atom loses or gains protons
c)
Lithium turns into flourine
d)
Atom loses or gains electrons
3.
Ionic Bonds form between two ions that have
a)
ionic compounds
b)
negative charges
c)
positive charges
d)
opposite charges
4.
Ions that are made of more than one atom bonded covalently are called
a)
ionic compounds
b)
crystals
c)
polyatomic atoms
d)
ionic bonds
5.
Which of the following is the correct name for MgCl2?
a)
magnesium chlorine
b)
magnesium dichlorine
c)
magnesium chloride
d)
magnesium dichloride
6.
What is an atom or group of atoms that has an electric charge?
a)
ion
b)
metal
c)
nonmetal
d)
ionic compound
7.
Nonmetals are most likely to _____________ valence electrons in order to have a stable arrangement.
a)
lose
b)
gain
c)
gain or share
d)
share
8.
What is the correct name for K2S?
a)
potassium sulfur
b)
potassium sulfide
c)
potassium sulfate
d)
potassium sulfite
9.
Which of the following is NOT a polyatomic ion?
a)
NH4+
b)
HCO3-
c)
Ca2+
d)
SO42-
10.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
11.
What would you name this molecule?
a)
SNa3
b)
H3O
c)
NaCl
d)
H2O
12.
What molecule is this?
a)
CO
b)
CO2
c)
C2O
d)
C2O2
13.
How many are shared in a single bond?
a)
2 pairs
b)
4
c)
2
d)
1
14.
How many are shared in a double bond?
a)
2
b)
4 pairs
c)
6
d)
4
15.
How many electrons are shared in a triple bond?
a)
6
b)
3
c)
6 pairs
d)
5
16.
What is a cation?
a)
positive ion
b)
Neutral atom
c)
Two additional protons
d)
negative ion
17.
What is an anion?
a)
positive ion
b)
negative ion
c)
neutral atom
d)
2 neutrons taken away
18.
The force of attraction that holds atoms or ions together
a)
covalent compound
b)
chemical bond
c)
ionic compound
d)
valence electron
19.
located in the outermost energy level of an atom; their behavior determines what kind of compound is formed
a)
covalent compound
b)
chemical bond
c)
ionic compound
d)
valence electrons
20.
Which compound has the weaker chemical bond?
a)
ionic
b)
covalent
c)
metallic
d)
electric
21.
When a metal reacts with a nonmental, it makes
a)
an ionic compound
b)
a covalent compound
c)
a low melting point
d)
water molecules
22.
Sugar is a covalent compound that dissolves in water but does not form ions, so it
a)
conducts electric current
b)
does not conduct electric current
c)
is negatively charged
d)
is not a compound
23.
What is the rule for figuring out if it is ionic or covalent?
a)
Covalent bonds form between two metals.
b)
Ionic bonds form between two metals.
c)
Covalent bonds form between a metal and a non-metal.
d)
Ionic bonds form between a metal and a non-metal.
24.
Ionic or covalent?
Na F
Na F
a)
Ionic
b)
Covalent
25.
Ionic or covalent?
N H
N H
a)
Ionic
b)
Covalent
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