1. | Chemical formula of Zinc Hydroxide is |
a. | Zn(OH)₂ |
b. | ZNO₂ |
c. | Zn₂(OH)₃ |
d. | ZnOH |
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Answer: (a).Zn(OH)₂
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2. | Valency of Carbon (C) is |
a. | 1 |
b. | 2 |
c. | 3 |
d. | 4 |
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Answer: (d).4
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3. | All are ionic compounds except |
a. | AgCl |
b. | HNO₃ |
c. | NO₂ |
d. | (NH₄)₂CO₃ |
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Answer: (c).NO₂
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4. | Molecular weight of propane (C₃H₈) is |
a. | 44.095g/mol |
b. | 40.01g/mol |
c. | 41.01g/mol |
d. | 46.02g/mol |
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Answer: (a).44.095g/mol
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5. | Chemical formula of silver bromide is |
a. | Ag₂Br₃ |
b. | AgBr |
c. | AgBrO |
d. | AgBr₃.H₂O |
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Answer: (b).AgBr
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