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Question
What is the action of chlorine on hot and concentrated sodium hydroxide?
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Solution
When chlorine is reacted with hot concentrated sodium hydroxide, chloride and chlorate are produced.
\[\ce{\underset{\text{Sodium hydroxide (Hot and conc.)}}{6NaOH} + \underset{\text{Chlorine}}{3Cl2} -> \underset{\text{Sodium chloride}}{5NaCl} + \underset{\text{Sodium chlorate}}{NaClO3} + 3H2O}\]
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