MCQ
The compound which could not act both as oxidising as well as reducing agent is
- A$S{O_2}$
- B$Mn{O_2}$
- ✓$A{l_2}{O_3}$
- D$CrO$
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(Assume: Momentum is conserved when photon is absorbed. Use: Planck constant $=6.6 \times 10^{-34} J s$, Avogadro number $=6 \times 10^{23} mol ^{-1}$, Molar mass of $He =4 g mol ^{-1}$ )