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P Block Elements question

2020 · 5 Sep · Shift 2 · Q17
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  5. /2020 · 5 Sep · Shift 2 · Q17

P Block Elements question

2020 · 5 Sep · Shift 2 · Q17

JEE MainChemistryP Block ElementsMCQ+4 / −1
Boron and silicon of very high purity can be obtained through :
  1. A
    Liquation
  2. B
    Electrolytic refining
  3. C
    Zone refining
  4. D
    Vapour phase refining
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