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AP EAMCET2009Chemistryp Block Elements (Group 15, 16, 17 & 18)

Which pair of oxyacids of phosphorus contains ' P - H ' bonds?

Options

  1. AH ₃ PO ₄, H ₃ PO ₃
  2. BH ₃ PO ₅, H ₄ P ₂ O ₇
  3. CH ₃ PO ₃, H ₃ PO ₂
  4. DH ₃ PO ₂, HPO ₃

Correct answer

C. H ₃ PO ₃, H ₃ PO ₂

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