A metal carbonate is sparingly soluble in water and evolves CO_2 on heating. The metal is:

JEE Main Chemistry question

Not in JEE Main or NEET syllabus

A metal carbonate is sparingly soluble in water and evolves on heating. The metal is:

(A)An alkali metal
(B)A noble metal
(C)An alkaline earth metalCorrect
(D)None of these

Answer: (C)

Solution

Alkaline earth metal carbonates are characteristically sparingly soluble/insoluble in water and decompose on heating to release and the metal oxide. Alkali metal carbonates (A),

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Question ID VK-138054