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Q. Euchlorine is produced by heating a mixture of

AIIMSAIIMS 1995The p-Block Elements - Part2

Solution:

When KClO3 is heated with conc. HCl, a mixture of chlorine and chlorine dioxide is obtained [called Euchlorine].
$[KClO_3 + HCl \to KCl + HClO_3 ] × 2$
$2HClO_3 + 2HCl \to 2ClO_2 + Cl_2 + 2H_2O$
$2KClO_3 + 4HCl \to 2KCl + 2ClO_2 + Cl_2 + 2H_2O$