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WorksheetsCHEM Test 8 (10th) 21-22
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
Carbonic anhydride
a)
CO
b)
CO2
c)
CO3
2.
What chemical species is Al2O3 ?
a)
Metallic oxide
b)
Non-metallic oxide
c)
None of the above
3.
What chemical species is H2O ?
a)
Metallic oxide
b)
Non-metallic oxide
c)
None of the above
4.
What chemical species is SO2 ?
a)
Metallic oxide
b)
Non-metallic oxide
c)
None of the above
5.
What chemical species is PbO2 ?
a)
Metallic oxide
b)
Non-metallic oxide
c)
None of the above
6.
What chemical species is H2SO4 ?
a)
Metallic oxide
b)
Non-metallic oxide
c)
None of the above
7.
Carbonous anhydride
a)
CO
b)
CO2
c)
None of the above
8.
Potassium oxide
a)
KO
b)
K2O
c)
KO2
9.
BeO
a)
Boron oxide
b)
Beryllium oxide
c)
Barium oxide
10.
Non-metallic oxides are called
a)
Acids
b)
Bases
c)
Anhydrides
11.
Fluorine can form anhydrides
a)
True
b)
False
12.
Chlorine can form metallic oxides
a)
True
b)
False
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