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p -Block elements - ll — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Auto-oxidation of bleaching powder gives
  • A
    only calcium chlorate
  • ✓
    only calcium chloride
  • C
    only calcium hypochlorite
  • D
    both $(A)$ and $(B)$
✓

Answer

Correct option: B.
only calcium chloride
b
$Br_2$, formed by adding chlorine water to a solution of $KBr$, further reacts with $Cl_2$ to form reddish yellow or orange red $BrCl$.

              $Br_2 + Cl_2 \to 2BrCl$

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