UPSC NDA II 2013 General Ability Paper

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Question : 150 of 150

Marks: +1, -0

Two reactants in a flask produce bubbles of gas; it turns lime water into milky. The reactants in the flask are

Zinc and hydrochloric acid
Magnesium carbonate and hydrochloric acid
Magnesium nitrate and hydrochloric acid
Magnesium sulphate and hydrochloric acid

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