$PhCHO \xrightarrow{OH^{-}} PhCH_2OH + PhCOO^{-}$
This reaction is an example of -

In the following reaction,assign the state for the underlined atom in the products of complete hydrolysis at $R.T.$: $\underline{N}_2O_4 + H_2O \longrightarrow HNO_3 + HNO_2$

White $P_4$ reacts with caustic soda,the products are $PH_3$ and $NaH_2PO_2$. This reaction is an example of

Which one of the following does not undergo disproportionation reaction?

For the reaction,$NH_4NO_2 \rightarrow N_2 + 2H_2O$,which of the following phenomena is true regarding nitrogen?

Which of the following are disproportionation reactions?
$(A)$ $Cl_2 + 2 NaOH \rightarrow NaCl + NaOCl + H_2O$
$(B)$ $2 H_2O_2 \rightarrow 2 H_2O + O_2$
$(C)$ $2 KMnO_4 \rightarrow K_2MnO_4 + MnO_2 + O_2$
$(D)$ $3 MnO_4^{2-} + 4 H^+ \rightarrow 2 MnO_4^- + MnO_2 + 2 H_2O$