Question

X and Y are two light grey metals. On reacting metal X with a blue copper solution, the solution becomes colourless and a reddish brown deposit is formed. But on reacting Y with the same solution, the blue colour persists. Write your observation for the following - X + YNO3 and Y + XNO3

Answer 1

Metal X is copper (Cu)

Salt YNO₃ is Silver Nitrate (AgNO₃)

Metal Y is Silver (Ag)

Salt XNO₃ is Copper Nitrate Cu(NO₃)₂