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STD 11 - 7. Redox reactions — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 7. Redox reactions4 Marks
MCQ
Which one of the following cannot function as an oxidising agent ?
  • ✓
    $I^-$
  • B
    $S(s)$
  • C
    $NO_3^ - \left( {aq} \right)$
  • D
    $Cr_2O_7^{2 - }$
✓

Answer

Correct option: A.
$I^-$
a
If an electronegative element is in its lowest possible oxidation state in a compound or in free state. It can function as a powerful reducing agent.
e.g. $I^-$

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