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IIT JEE

Practice

Physical Chemistry

General Topics & Mole Concept

Quick practice

Question 1 of 5

An example of redox process is –

A

\mathrm{Ca}(\mathrm{OH})_{2}+2 \mathrm{HCl} \rightarrow \mathrm{CaCl}_{2}+2 \mathrm{H}_{2} \mathrm{O}

B

\mathrm{CaO}+2 \mathrm{HCl} \rightarrow \mathrm{CaCl}_{2}+\mathrm{H}_{2} \mathrm{O}

C

\mathrm{CaCO}_{3} \rightarrow \mathrm{CaO}+\mathrm{CO}_{2}

D

\mathrm{CuSO}_{4}+\mathrm{Fe} \rightarrow \mathrm{FeSO}_{4}+\mathrm{Cu}

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