Chemistry · 2022
JEE Main · 26 July 2022, Shift 2 · Q65
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Finest gold is red in colour, as…
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.Assertion A: Finest gold is red in colour, as the size of the particles increases, it appears purple then blue and finally gold.Reason R: The colour of the colloidal solution depends on the wavelength of light scattered by the dispersed particles.In the light of the above statements, choose the most appropriate answer from the options given below.
Official answer
(1)
Both $\displaystyle \mathbf{A}$ and $\displaystyle \mathbf{R}$ are true and $\displaystyle \mathbf{R}$ is the correct explanation of $\displaystyle \mathbf{A}$.
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.