Which of the following is/are correctly matched ?

Options

A. `Bil darr to` Black
B. `Cu_(2)l_(2) darr to` White precipitate
C. `Pbl_(2) darr to` Yellow precipitate
D. `Hgl_(2) darr to` Red percipitate

Answer

A,B,C,D

Explanation

(A)`Bi^(3+) + 3l^(-) to Bil darr to` Black
(B)`2Cu^(2+) + 5l^(-) to Cu_(2)l_(2) darr ("White")+l_(3)^(-)` (brown solution)
( C)`Pb^(2+) to 2l^(-) to Pbl_(2) darr`(yellow)
(D)`Hg_(2)^(2+) + 2l^(-) to Hgl_(2)` (red/scarlet)