MCQ
Which among the following shows maximum oxidation state?
- A$V$
- B$Fe$
- ✓$Mn$
- D$Cr$
| Metal | Maximum Oxidation state |
| $V$ | $+3$ |
| $Cr$ | $+6$ |
| $Fe$ | $+3$ |
| $Mn$ | $+7$ |
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$X \rightleftharpoons Y + Z - - - - - - \left( 1 \right)$
$A \rightleftharpoons 2B - - - - - - \left( 2 \right)$
are in ratio of $9 :1$. If degree of dissociation of $X$ and $A$ be equal, then total pressure at equilibrium $(1)$ and $(2)$ are in the ratio