![Q. A metal compound reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. If one of the compounds formed is calcium chloride. Then, what’s the name of the metal compound?](https://www.gkseries.com/blog/wp-content/uploads/2021/12/A-metal-compound-reacts-with-dilute-hydrochloric-acid-to-produce-effervescence.-The-gas-evolved-extinguishes-a-burning-candle.-If-one-of-the-compounds-formed-is-calcium-chloride.-.jpg)
Q. A metal compound reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. If one of the compounds formed is calcium chloride. Then, what’s the name of the metal compound?
- Calcium carbonate
- Calcium chloride
- Calcium hydroxide
- None of the above
Answer: Calcium carbonate