Which of the following compounds is/are yellow in colour? (memory based jee mains shift-2 28/01/2025)

\(\left(\mathrm{a}\right)\mathrm{CdS}\\ \left(\mathrm{b}\right)\mathrm{PbS}\\ \left(\mathrm{c}\right)\mathrm{CuS}\\ \left(\mathrm{d}\right)\mathrm{ZnS}(\mathrm{cold})\\ \left(\mathrm{e}\right){\mathrm{PbCrO}}_{4}\)

Question

Which of the following compounds is/are yellow in colour? (memory based jee mains shift-2 28/01/2025)

\(\left(\mathrm{a}\right)\mathrm{CdS}\\ \left(\mathrm{b}\right)\mathrm{PbS}\\ \left(\mathrm{c}\right)\mathrm{CuS}\\ \left(\mathrm{d}\right)\mathrm{ZnS}(\mathrm{cold})\\ \left(\mathrm{e}\right){\mathrm{PbCrO}}_{4}\)

YESPYQ · Accepted Answer

Correct answer: b) (a) and (e). Yellow compounds: CdS (cadmium sulfide, yellow pigment) and PbCrO₄ (lead chromate, chrome yellow). Non-yellow compounds: PbS (black), CuS (black), ZnS (cold) (white). Thus, the correct option is (B) (a) and (e).

Which of the following compounds is/are yellow in colour? (memory based jee mains shift-2 28/01/2025) \(\left(\mathrm{a}…

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