Questions
Match List I and List 2, (the basis of matching being complex formation in qualitative or quantitative analysis of ions) and select the correct answer using the codes given below the lists.
List 1 Ions involved | List 2 Complexing agent | ||
A) | 1) | EDTA | |
B) | 2) | Sodium nitroprusside | |
C) | 3) | Ammonia | |
D) | 4) | Dimethylglyoxime |
Codes :
detailed solution
Correct option is B
ABCD↓↓↓↓4132Dimethylglyoxime used for identification of nickel ion (Ni2+)Ni2++2DMG+NH4OH→NiDMG2→Zn2+ forms complex with EDTA→Cu2+ form complex with NH3→Na2S+Na2FeCN5NOsodium nitroprusside→Na4FeCN5NOSviolet colourSimilar Questions
A reagent used for identifying nickel ion is:
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