A. P B. As C. Sb D. All
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A. HF can be easily oxidised B. HF can not be easily oxidised C. HF is highly poisonous D. HF is a good conductor
A. Chlorine is evolved B. Calcium chloride is formed C. No reaction occurs D. It absorbs the gas
A. Dry air B. Sunlight C. Moisture D. Pure oxygen
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A. Fluorine B. Chlorine C. Bromine D. Iodine
A. 1 B. 2 C. 3 D. 4
A. O-O B. S-S C. Se-Se D. Te-Te
A. It hydrolyses the aci B. It decomposes the acid C. Acid forms hydrates with water D. Acid decomposes water