Chlorine is liberated, when we heat - Vidyadip

MCQ

Chlorine is liberated, when we heat

A
$KMn{O_4} + NaCl$
B
${K_2}C{r_2}{O_7} + Mn{O_2}$
C
$P{b_2}{(N{O_3})_4} + Mn{O_2}$
✓
${K_2}C{r_2}{O_7} + HCl$

✓

Answer

Correct option: D.

${K_2}C{r_2}{O_7} + HCl$

d
(d)${K_2}C{r_2}{O_7} + 14HCl\,\, \to \,\,2KCl + 2CrC{l_3}$$ + 7{H_2}O + 3C{l_2}$

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