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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

Verified by Experts

Explanation
Equation
`6NaOH + 3Cl_2 to 5NaCl + NaClO_3 + 3H_2O`
OR
Self explanatory equation
Detailed Answer :
With hot and Conc. NaOH Chlorine give its chloride and chlorate.
`6NaOH + 3Cl_2 to5NaCl + NaCl_3O_3 + 3H_2O`
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