CBSE BOARD XII, asked by krishnankakkanni, 10 months ago

confirmatory test for caco3 eqns

Answers

Answered by sunitasharmasujal

Answer:

Testing for carbonate ions

An acid , such as dilute hydrochloric acid, is added to the test compound. Carbon dioxide gas bubbles if carbonate ions are present. Limewater is used to confirm that the gas is carbon dioxide. thanks

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