Which is hydrofluoric acid?
A) H2F
B) HF2
C) HFO4
D) HF
Correct Answer:
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Q40: What is the formula of aluminum sulfide?
A)AlS
B)Al2S3
C)Al3S2
D)Al3S
Q41: What is the formula for the compound
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
Q46: Which is ferric oxide?
A)FeO
B)Fe2O
C)FeO2
D)Fe2O3
Q47: Hydrobromic acid is
A)HBr
B)H2Br
C)HBr2
D)H3Br
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
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