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WorksheetsChemical Equations and formulas
Total questions: 32
Worksheet time: 24mins
Name
Class
Date
1.
a)
Matter can always be created or destroyed
b)
Matter cannot be created or destroyed
c)
Matter can be created but never destroyed
d)
Matter does not matter
2.
a)
Subscripts
b)
Coefficients
c)
Reactants
d)
Products
3.
a)
Subscripts
b)
Coefficients
c)
Reactants
d)
Products
4.
a)
10 grams
b)
5 grams
c)
25 grams
d)
0 grams
5.
a)
4
b)
2
c)
6
d)
8
6.
a)
1
b)
6
c)
4
d)
2
7.
a)
HgO
b)
Hg
c)
O2
d)
Hg + O2
8.
a)
HCl + NaOH
b)
NaOH
c)
H2O + NaCl
d)
H2O
9.
a)
6CO2 + 6H2O
b)
C6H12O6 + 6O2
c)
C6H12O6
d)
6H2O
10.
a)
2 AgI + Na2S
b)
Ag2S + 2 NaI
c)
2 AgI
d)
2 NaI
11.
a)
Boron, Nitrogen, Oxygen, Hydrogen
b)
Barium, Neon, Helium, Oxygen
c)
Barium, Nitrogen, Hydrogen, Oxygen
d)
Beryllium, Neon, Hydrogen, Oxygen
12.
a)
Tin, Oxygen, Helium
b)
Silicon, Oxygen, Hydrogen
c)
Sulfur, Oxygen, Hydrogen
d)
Tin, Oxygen, Hydrogen
13.
a)
5
b)
6
c)
7
d)
8
14.
a)
5
b)
6
c)
7
d)
8
15.
a)
15
b)
18
c)
21
d)
23
16.
a)
6
b)
7
c)
10
d)
11
17.
a)
Balanced
b)
Unbalanced
18.
a)
Balanced
b)
Unbalanced
19.
a)
Balanced
b)
Unbalanced
20.
a)
Balanced
b)
Unbalanced
21.
a)
Balanced
b)
Unbalanced
22.
a)
Balanced
b)
Unbalanced
23.
a)
Balanced
b)
Unbalanced
24.
a)
Balanced
b)
Unbalanced
25.
a)
40g
b)
20g
c)
25g
d)
15g
26.
a)
250g
b)
175g
c)
75g
d)
325g
27.
a)
100g
b)
30g
c)
35g
d)
65g
28.
a)
675g
b)
325g
c)
175g
d)
500g
29.
a)
5 elements
b)
2 elements
c)
2 compounds
d)
1 atom
30.
a)
13g
b)
34g
c)
26g
d)
10g
31.
a)
A
b)
B
c)
C
32.
a)
Carbon
b)
Chlorine
c)
Nitrogen
d)
Oxygen
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