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NEET levelSingle correct optionDifficulty 1 of 3ph169

Chlorine reacts with cold dilute sodium hydroxide to give

A $NaCl$ and $NaClO X_{3}$
B $NaCl$ and $NaOCl$
C $NaOCl$ and $NaClO X_{3}$
D $NaCl$ and $NaClO X_{4}$

Answer: B

With cold dilute alkali:

Cl X_{2} + 2 NaOH NaCl + NaOCl + H X_{2} O

. Chlorate is formed only with hot concentrated alkali. Chlorine disproportionates to

- 1

and

+ 1

states here.

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