JEE Main Chemistry question

Alizarin gives a red colour by mordanting it with the sulphate of a metal. The metal ion involved is:

Answer: (C)

Solution

Alizarin gives a bright red/rose-red colour specifically when mordanted with an aluminium salt. Mordanting with iron, chromium, or

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-151769