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प्रश्न
A solution reacts with zinc granules to give a gas which burns with a 'pop' sound. The solution contains:
(a) Mg(OH)2
(b) Na2CO3
(c) NaCl
(d) HCl
उत्तर
HCl
Zinc granules react with HCl to give hydrogen gas, which burns with a ‘pop’ sound.
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