Which one of the following gases dissolves in water to give acidic solution?
A. Carbon dioxide
B. Oxygen
C. Nitrogen
D. Hydrogen
Answer: Option A
This Question Belongs to Chemistry GK Chapter Wise >> Non Metal And Its Compounds
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Red phosphorus is less reactive than yellow phosphorus because
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B. it is highly polymerised
C. it is insoluble in C2H5OH
D. it is hard
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