Chemistry
Pick the odd member from the list giving reasons:
(a) Ammonia, sulphur dioxide, hydrogen chloride, carbon dioxide.
(b) Copper oxide, aluminium oxide, sodium oxide, magnesium oxide.
Ammonia
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Answer
(a) Ammonia is basic in nature and rest are acidic.
(b) Copper oxide is less reactive and can be reduced by C, CO or hydrogen whereas aluminium oxide, sodium oxide, magnesium oxide are reduced by electrolysis.
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