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(a) How does hot concentrated sodium hyd...

(a) How does hot concentrated sodium hydroxide reacts with chlorine ? Write equation .
(b) How does electronegativity of Halogens vary down the group ?

Text Solution

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With hot and ConC NaOH chlorine gives chloride and chlorate
`6NOH + 3CI _2`to `5NaCl+ NaClO_3 + 3H_2O`
Electronegativity decrease down the group . `(F>Cl>Br>I)`
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