JEE Main Chemistry question

Chemistry Principles Related to Practical Chemistry JEE Main

Match metal ion (List I) with colour (List II) in presence of alizarin.

| Column-I | Column-II | |---|---| | (A) | (1) Blue | | (B) | (2) Pink | | (C) | (3) Violet | | (D) | (4) Red |

(A)A-4, B-3, C-2, D-1Correct
(B)A-1, B-2, C-3, D-4
(C)A-2, B-1, C-4, D-3
(D)A-3, B-4, C-1, D-2

Answer: (A)

Solution

Alizarin, a mordant dye, gives characteristic colours with different metal ions: gives red,

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Question ID VK-151643