Which of the following match is INCORRECT : | vedclass

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(A) The color of $Hg_2I_2$ (mercurous iodide) is yellow-green,but it is often categorized as yellow. However,$BiI_3$ (bismuth triiodide) is known to b

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$Hg_2I_2 \rightarrow$ Green

Vedclass · Answer

(A) The color of $Hg_2I_2$ (mercurous iodide) is yellow-green,but it is often categorized as yellow. However,$BiI_3$ (bismuth triiodide) is known to be black in color. $Ag_2CrO_4$ (silver chromate) is brick red. $BaCrO_4$ (barium chromate) is yellow. All the given options are actually correct in terms of their characteristic colors. If this is a multiple-choice question where one must be incorrect,there might be a typo in the question source. Based on standard chemical properties,all these matches are correct.

List-$I$ (Metal Ion)	List-$II$ (Group in Qualitative analysis)
$(a)$ $Mn^{2+}$	$(i)$ Group-$III$
$(b)$ $As^{3+}$	$(ii)$ Group-$IIA$
$(c)$ $Cu^{2+}$	$(iii)$ Group-$IV$
$(d)$ $Al^{3+}$	$(iv)$ Group-$IIB$

Which of the following match is $INCORRECT$ :

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