Unique behaviour of first element in Group 15 and 16Medium

Colors of Inorganic Sulphides

Identify the inorganic sulphides that are yellow in colour :
(A) (NH₄)₂S
(B) PbS
(C) CuS
(D) As₂S₃
(E) As₂S₅
Choose the correct answer from the options given below :

SELECT ONE OPTION

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