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STD 12 - p -Block elements - ll — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 - p -Block elements - ll4 Marks
MCQ
Red phosphorus can be obtained from white phosphorus by
  • ✓
    Heating it with a catalyst in an inert atmosphere
  • B
    Distilling it in an inert atmosphere
  • C
    Dissolving it in carbon disulphide and crystallizing
  • D
    Melting it and pouring the liquid into water
✓

Answer

Correct option: A.
Heating it with a catalyst in an inert atmosphere
a
Red phosporous $\left( P _8\right)$ can be obtained from white phosporous by heating to $300$ degree in presence of catalyst and in the absence of air.

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