Which is dinitrogen tetroxide?
A) N4O2
B) NO2
C) N2O
D) N2O4
Correct Answer:
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Q38: Which is the correct formula of potassium
Q39: Which is an anion?
A)A nitrate ion
B)A potassium
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
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
Q47: Hydrobromic acid is
A)HBr
B)H2Br
C)HBr2
D)H3Br
Q48: Arsenic pentachloride is
A)AsCl5
B)As5Cl
C)As2Cl5
D)AsCl
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