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WorksheetsStoichiometry Intro review
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
What is the name of this polyatomic ion? NH4+
a)
Chlorate
b)
Nitrate
c)
Nitrite
d)
Ammonium
2.
What is the name of this polyatomic ion? NO2-
a)
Nitride
b)
Nitrate
c)
Nitrite
d)
Ammonium
3.
What is the correct formula for sodium sulfate?
a)
NaSO4
b)
Na2S
c)
Na2SO4
d)
NaS
4.
What is the correct formula for magnesium hydroxide?
a)
MgO
b)
MgOH
c)
MgOH2
d)
Mg(OH)2
5.
How many atoms are there TOTAL in:
H2SO4
H2SO4
a)
6
b)
5
c)
7
d)
3
6.
Balance this equation...
HgO --> Hg + O2
HgO --> Hg + O2
a)
It is balanced
b)
2HgO --> Hg + O2
c)
2HgO --> 2Hg + O2
7.
Which are the reactants in the following reaction?
2Mg + O2 ---> 2MgO
a)
Mg and O2
b)
MgO
c)
Mg and MgO
d)
O2 and MgO
8.
How many oxygens are in Al₂(SO₄)₃?
a)
4
b)
12
c)
7
d)
24
9.
4NH3+6NO → 5N2+6H2O What is the ratio of NH3 to N2
a)
4:5
b)
1:1
c)
2:3
d)
5:6
10.
Which of the following dimensional analysis setups will correctly convert 27.76g of Li to atoms of Li?
a)
A
b)
B
c)
C
d)
D
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