Consider the following list

	List – I		List – II
A)	$2O_2^{-}\to O_2+O_2^{2-}$	P)	Redox reaction
B)	$Cr{O}_4^{2-}+H^{+}\to$	Q)	One of the product has trigonal planar
C)	$Mn{O}_4^{-}+N{O}_2^{-}+H^{+}\to$	R)	Dimeric bridge tetrahedral metal ion
D)	$N{O}_2^{-}+H_{2}S{O}_4+F{e}^{2+}\to$	S)	Disproportionation

List – I

List – II

A)

$2O_2^{-}\to O_2+O_2^{2-}$

P)

S)

Redox reaction

Disproportionation

B)

$Cr{O}_4^{2-}+H^{+}\to$

R)

Dimeric bridge tetrahedral metal ion

C)

$Mn{O}_4^{-}+N{O}_2^{-}+H^{+}\to$

P)

Q)

Redox reaction

One of the product has trigonal planar

D)

$N{O}_2^{-}+H_{2}S{O}_4+F{e}^{2+}\to$

P)

Redox reaction