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P Block Elements question

2012 · Shift 2 · Q7
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P Block Elements question

2012 · Shift 2 · Q7

JEE AdvancedChemistryP Block ElementsMCQ+3 / −1
The reaction of white phosphorous with aqueous NaOH gives phosphine along with another phosphorus containing compound. The reaction type; the oxidation states of phosphorus in phosphine and the other product are, respectively,
  1. A
    redox reaction; −-− 3 and −-− 5
  2. B
    redox reaction; +3 and +5
  3. C
    disproportionation reaction; −-− 3 and +1
  4. D
    disproportionation reaction; −-− 3 and +3
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