MCQ
Formula of ferrocene is :
- A$[Fe(CN)_6]^{4-}$
- B$[Fe(CN)_6]^{3+}$
- C$[Fe(CO)_5]$
- ✓$[(C_5H_5)_2Fe]$

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| Column $I$ | Column $II$ | ||
| $(A)$ | ${\left( {C{H_3}} \right)_3}CH + 2{O_2}\xrightarrow[{\left[ O \right]}]{{KMn{O_4}}}$ | $(i)$ | $CH_3COOH+H_2O$ |
| $(B)$ | $2C{H_4} + {O_2}\xrightarrow[{100\,atm}]{{Cu/523\,\,K}}$ | $(ii)$ | $(CH_3)_3COH$ |
| $(C)$ | $C{H_4} + {O_2}\xrightarrow[\Delta ]{{M{o_2}{O_3}}}$ | $(iii)$ | $2CH_3OH$ |
| $(D)$ | $C{H_3} - C{H_3} + \frac{3}{2}{O_2}\xrightarrow{{{{\left( {C{H_3}COO} \right)}_2}Mn}}$ | $(iv)$ | $HCHO + H_2O$ |
$A\xrightarrow{{{K_1}}}B$, activation energy $= Ea_1$
$A\xrightarrow{{{K_2}}}C$, activation energy $= Ea_2$
if $E{a_1} = \frac{{E{a_2}}}{3}$ then the relation between $K_1$ and $K_2$ is