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

CBSE BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Bromine is obtained on commercial scale from
  • A
    Caliche
  • ✓
    Carnellite
  • C
    Common salt
  • D
    Cryolite
✓

Answer

Correct option: B.
Carnellite
b
(b) Carnellite is $KCl.MgC{l_2}.6{H_2}O$. The mother liquor life after crystallisation of $KCl$ from carnellite contain about $0.25\%$ of bromine as $MgBr_2$ and $KBr$.

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