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Name the substance which on treatment with chlorine yields bleaching powder?
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What is the common name of the compound CaOCl2?
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Do basic solutions also have H+ (aq) ions? If yes, then why are these basic?
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Why does dry HCl gas not change the colour of the dry litmus paper?
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Why does an aqueous solution of an acid conduct electricity?
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Which gas is usually liberated when an acid reacts with a metal?
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Why should curd and sour substances not be kept in brass and copper vessels?
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Oil and fat containing food items are flushed with nitrogen. Why?
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Why do we apply paint on iron articles?
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