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WorksheetsPhysical Science, Chemical Bonds, Pre Assessment
Total questions: 25
Worksheet time: 50mins
Name
Class
Date
1.
Covalent bond forms between....
a)
Nonmetals
b)
Metals
c)
Nonmetal and a Metal
d)
Metal and a Nonmetal
2.
What is the chemical formula for dinitrogen trioxide?
a)
N2O3
b)
NO2
c)
N3O
d)
N2O4
3.
Cr3N
a)
chromium nitride
b)
chromium (I) nitride
c)
chromium (II) nitride
d)
chromium (III) nitride
4.
chromium (III) nitrate
a)
Cr3N2
b)
Cr2N
c)
Cr2NO3
d)
Cr(NO3)3
5.
calcium oxide
a)
Ca2O2
b)
Ca2O
c)
CaO
d)
CaO2
6.
barium phosphide
a)
Ba3(PO4)2
b)
BaP
c)
Ba3P2
d)
Ba2P3
7.
Ru2S
a)
Rubidium sulfate
b)
Rubidium sulfite
c)
Rubidium (II) sulfide
d)
Rubidium sulfide
8.
AgOH
a)
silver hydroxide
b)
silver (I) hydroxide
c)
silver hydrogen oxide
d)
silver hydride
9.
SeCl4
a)
selenium chloride
b)
monoselenium tetrachloride
c)
selenium tetrachloride
d)
monoselenium chloride
10.
As4O10
a)
arsenic oxide
b)
quadarsenic decoxide
c)
tetraarsenic decoxide
d)
arsenic decoxide
11.
carbon monoxide
a)
CO
b)
CO2
c)
C2O
d)
COH
12.
P2O5
a)
phosphorus oxide
b)
phosphorus (II) oxide
c)
diphosphorus pentoxide
d)
phosphorus pentoxide
13.
Which of these is covalent?
a)
NaCl
b)
Pb(NO3)2
c)
CO2
d)
AlCl3
14.
What kind of bond does a diatomic nitrogen molecule have?
a)
single covalent
b)
double covalent
c)
triple covalent
d)
ionic
15.
Which of the following has a full valence shell?
a)
Oxygen
b)
Neon
c)
Barium
d)
Carbon
16.
Ionic bonds can be formed between two nonmetals.
a)
True
b)
False
17.
AgNO2 is called...
a)
silver oxide
b)
silver nitrogen oxide
c)
silver nitrate
d)
silver nitrite
18.
The formula for magnesium cyanide is...
a)
Mg(CN)2
b)
MgCN2
c)
MgCN
d)
(Mg)2CN
19.
FeSO3
a)
iron (I) sulfate
b)
iron sulfite
c)
iron (III) sulfite
d)
iron (II) sulfite
20.
What is the most common ion for Calcium?
a)
Ca+2
b)
Ca+
c)
Ca-2
d)
Ca-
21.
What is the ionic compound formed between K and F?
a)
KF
b)
K2F
c)
KF2
d)
K2F2
22.
Nitrogen will ____ valence electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
23.
Beryllium will ____ valence electrons when forming an ionic bond.
a)
lose 4
b)
gain 4
c)
lose 2
d)
gain 2
24.
The formula of sodium sulfate is Na2SO4. How many elements does it contain?
a)
2
b)
3
c)
4
d)
7
25.
What is the kind of bond between two non metals called?
a)
Ionic
b)
Covalent
c)
Lattice
d)
Metallic
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