CHM101 CBT CA Questions

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1. A gas occupy 1.12dm3 at stp. If the mass of the gas is 2.3g. What is the gas

A. Sulphur(vi) oxide B. Nitrogen(iv)oxide C. Sulphur(iv)oxide D. Carbon(iv) oxide

2. Which of these is liquid at room temperature

A. F B. Cl C. Br D. I

3. 50X is in the same group as

A. 6C B. 11Na C. 17Cl D. 13Al

4. What is the formula for aluminum trioxosulphate (iv)

A. Al2(SO3)2 B. AlSO4 C. Al2(SO3)3 D. Al2(SO4)3