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Matching {:("List - I","List - II"),("...

Matching
`{:("List - I","List - II"),("A) Adding excess KI to "AgNO_3(aq),"p) +ve mobile layer"),("B) Adding excess "AgNO_3 "to aq.KI ","q) -ve mobile layer"),("C) Adding excess NaCl to Gold Sol ","r) Flocculation"),("D) Removing excess electrolyte from a sol","s) Stabilisation of sol"):}`

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The correct Answer is:
A-q; B-q; C-r; D-s
Adding excess of KI to `AgNO_3` - +ve mobile layer
Adding excess of `AgNO_3` to aq KI -ve mobile layer
Adding excess NaCl to Gold sol - Flocculation
Removing excess electrolyte from a sol - Stabilisation of sol
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