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JEE · NEET Previous Year Question

$The products obtained when chlorine gas reacts with cold and dilute aqueous NaOH are :$

Topic: JEE PYQ

Answer: B. Full step-by-step solution below.

A $C l O_{2}^{-} and C l O_{3}^{-}$
B $Cl- and ClO-$
C $Cl- and C l O_{2}^{-}$
D $ClO- and C l O_{3}^{-}$

Correct answer: B

Solution

(b) Cl2 + 2NaOH —\to Cl- + ClO- + Na+ + H2O Cold & dil. Disproportionation reaction. Cl2 + 2NaOH —\to Cl- + ClO- + Na+ + H2O

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