Column-I Column-IIA)CuSO4P)Cationic hydrolysisB)Na2CO3Q)Anionic hydrolysisC)FeCl3R)PH > 7D)K2SO4S)PH < 7 T)No hydrolysis of ions ABCD1.P,R,SP,SP,Q,SP,Q,S2.P,RQP,QQ,S3.P,SQ,RP,ST4.RQ,TST

Cu2+ gets hydrolysed ⇒ acid solution⇒pH 7 Fe+3 gets hydrolysed ⇒ acid solution⇒ pH < 7 K+ and SO42- don't get hydrolysed

Column-I Column-IIA)CuSO4P)Cationic hydrolysisB)Na2CO3Q)Anionic hydrolysisC)FeCl3R)PH > 7D)K2SO4S)PH < 7 T)No hydrolysis of ions ABCD1.P,R,SP,SP,Q,SP,Q,S2.P,RQP,QQ,S3.P,SQ,RP,ST4.RQ,TST

Cu2+ gets hydrolysed ⇒ acid solution⇒pH 7 Fe+3 gets hydrolysed ⇒ acid solution⇒ pH < 7 K+ and SO42- don't get hydrolysed

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Column-I Column-II
A) CuSO₄ P) Cationic hydrolysis
B) Na₂CO₃ Q) Anionic hydrolysis
C) FeCl₃ R) PH > 7
D) K₂SO₄ S) PH < 7
T) No hydrolysis of ions
A B C D
1. P,R,S P,S P,Q,S P,Q,S
2. P,R Q P,Q Q,S
3. P,S Q,R P,S T
4. R Q,T S T

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answer is C.

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Detailed Solution

${Cu}^{2 +}$ gets hydrolysed $\Rightarrow$ acid solution
$\Rightarrow$ pH < 7
& ${CO}_{3}^{2 -}$ gets hydrolysed $\Rightarrow$ basic solution
$\Rightarrow$ pH > 7
Fe⁺³gets hydrolysed $\Rightarrow$ acid solution $\Rightarrow$ pH < 7
K⁺and ${SO}_{4}^{2 -}$ don't get hydrolysed