The following compounds have been arranged in the order of …

Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Alkaline Earth Metals Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

The following compounds have been arranged in the order of increasing thermal stabilities. Identify the correct order.

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Carbonates of group 2 decomposes to give oxides. Thermal stabilities of carbonates increase from Mg to Ba. Beryllium carbonate is unstable and is kept only in the atmosphere of CO 2 ; Group 1 carbonate ( and also hydroxides ) except lithium do not decompose on heating .In this problem K 2 CO 3 remains unchanged on heating.

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