Give examples and explain with equations:   (a)Two colourless solution give a black
Channel: Doubtnut
Date: 2020-04-19

Give examples and explain with equations:   (a)Two colourless solution give a black precipitate on mixing.   (b)Two colourless solutions give a red precipitate on mixing, soluble in excess of one of them.   ( c)Two colourless solutions give a white precipitate on mixing, soluble in ammonium hydroxide.   (d)Two colourless solutions give a yellow precipitate on mixing.