Question

A compound of calcium reacts with dilute hcl acid to produce effervescence the gas evovled extinguishes a burning candle turns lime water milky write a balanced chemical equation for the reaction if one of the compounds formed is calicium chloride

Answer 1

Explanation:

. Metal compound A is CaCO3

Gas evolved is CO2

Balanced equation:

CaCO3(s) + 2HCl(aq) → CaCl2(aq) + CO2(g) + H2O(l)

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Answer 2

Answer:

compound of carbonate:- caco3

caco3+ 2hcl-----------> CaCl2 + CO2 + H20

one product is CaCl2

and CO2 turns lime water milky

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