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7. Redox reactions — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry7. Redox reactions1 Mark
MCQ
The strongest reducing agent is
  • A
    $HN{O_2}$
  • ✓
    ${H_2}S$
  • C
    ${H_2}S{O_3}$
  • D
    $SnC{l_2}$
✓

Answer

Correct option: B.
${H_2}S$
(b) Hydrogen sulphide $({H_2}S)$ acts as strong reducing agent as it decomposes by evolving hydrogen.

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