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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
The correct order of $K_a$ in aqueous solution at $298\, K$.
  • A
    $H_2O > H_2S > H_2Se > H_2Te$
  • B
    $H_2Te > H_2Se > H_2S > H_2O$
  • C
    $H_2O > H_2Te > H_2Se > H_2S$
  • ✓
    None of these
✓

Answer

Correct option: D.
None of these
d
Hypo form of $'-ic'$ acid is derived from its pyro form, and $HClO_3$ does not have its pyro form therefore its hypo form is not possible.

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