Question

6. Which of the following is a decomposition reaction ?
(a) ZnCo, ZnO+CO2
(b) BaCl2 + Na so -BaSO, + 2NaCl
(c) Zn + 2HCl (aq) → ZnCl2 (aq) + H2
(1) 3MnO2 + 4A 3Mn +2A1,0,
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Answer 1

Answer:

See below

Explanation:

  a) Is the correct as decomposition reaction is the reaction in which one substance decomposes to give two or more than two substances .

Answer 2

Answer:

My friend, your answer is the first option i.e.,

(a)ZnCo3 -- Zno + Co2

Explanation: The reactions in which the reactant decomposes into its constituents is known as decomposition reaction.

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