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WorksheetsHow Many Elements?
Total questions: 10
Worksheet time: 15mins
Name
Class
Date
1.
How many different elements are represented in the compound?
C13H9N
C13H9N
a)
2
b)
3
c)
1
d)
4
2.
How many different elements are represented in the compound?
(ZnOH)2SiO
(ZnOH)2SiO
a)
2
b)
3
c)
1
d)
4
3.
How many different elements are represented in the compound?
H2O2
H2O2
a)
2
b)
3
c)
1
d)
4
4.
How many different elements are represented in the compound?
Fe3O4
Fe3O4
a)
2
b)
3
c)
1
d)
4
5.
How many different elements are represented in the compound?
Pb(NO3)2
Pb(NO3)2
a)
2
b)
3
c)
1
d)
4
6.
How many different elements are represented in the compound?
Mg3(PO4)2
Mg3(PO4)2
a)
1
b)
2
c)
3
d)
4
7.
How many different elements are represented in the compound?
MnO2
MnO2
a)
1
b)
2
c)
3
d)
4
8.
How many different elements are represented in the compound?
O2
O2
a)
1
b)
2
c)
3
d)
4
9.
How many different elements are represented in the compound?
CH4
CH4
a)
1
b)
2
c)
3
d)
4
10.
How many different elements are represented in the compound?
C6H5CH3
C6H5CH3
a)
1
b)
2
c)
3
d)
4
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