S Block Elements Question 155

Question: Which of the following does not form an oxide on heating-

Options:

A) $ ZnCO_3 $

B) $ CaCO_3 $

C) $ Li_2CO_3 $

D) $ Na_2CO_3 $

Show Answer

Answer:

Correct Answer: D

Solution:

$ Na_2CO_3 $ does not decompose to form $ Na_2O $



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