Q42: Which is cupric chloride?
A)CuCl
B)CuCl2
C)CuCl3
D)CuCl4
Q43: Which is dinitrogen tetroxide?
A)N4O2
B)NO2
C)N2O
D)N2O4
Q44: What is the formula for the compound
Q45: Which is hydrofluoric acid?
A)H2F
B)HF2
C)HFO4
D)HF
Q46: Which is ferric oxide?
A)FeO
B)Fe2O
C)FeO2
D)Fe2O3
Q48: Arsenic pentachloride is
A)AsCl5
B)As5Cl
C)As2Cl5
D)AsCl
Q49: Which is plumbous chloride?
A)PbCl
B)PbCl2
C)PbCl3
D)PbCl4
Q50: What is the formula for the compound
Q51: Mn2O3 is
A)manganese (III)oxide.
B)manganese (II)oxide.
C)manganese oxide (II).
D)manganese oxide
Q52: What is the formula for the compound
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