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	List-I Cations		List-II Group reagents
A.	$P b^{2 +}, C u^{2 +}$	i)	$H_{2} S$ gas in presence of dilute HCl
B.	$A l^{3 +}, F e^{3 +}$	ii)	$(N H_{4})_{2} C O_{3}$ in presence of $N H_{4} OH$
C.	$C o^{2 +}, N i^{2 +}$	iii)	$N H_{4} OH$ in presence of $N H_{4} Cl$
D.	$B a^{2 +}, C a^{2 +}$	iv)	H₂S in presence of NH₄OH

Cations	Group No.	Group reagent
$Pb^{+ 2}, Cu^{+ 2}$	II	$H_{2} S (g) in presence of dil HCl$
$Al^{+ 3}, Fe^{+ 3}$	III	$NH_{4} OH in presence of NH_{4} Cl$
$CO^{+ 2}, Ni^{+ 2}$	$IV$	$H_{2} S in presence of NH_{4} OH$
$Ba^{+ 2}, Ca^{+ 2}$	$V$	$(NH_{4})_{2} CO_{3} in presence of NH_{4} OH$

JEE Main 2023 — Salt Analysis Question with Solution

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