Question

metal metal compound a reacts with dilute hcl to produce effervescence .The gas evolved extinguishers a burning candle.write a balanced chemical reaction for the if one of the compouns form os calcium chloride​

Answer 1

Answers.

The gas thus formed is an effervescent carbon dioxide gas when calcium carbonate reacts with hydrochloric acid. The carbon dioxide gas also acts as an extinguisher for fires. Hence, the burning candle is extinguished. The metal compound A, therefore, constitutes calcium carbonate.

Explanation:

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