Question

Each of the three metals x, y and z were put in turn
into aqueous solution of the other two. X + salt of y
(or z) = y (or z) + salt of x
Which one of the following observation is incorrect?
(1) y + salt of x = no action observed
(2) y + salt of z = 2 + salt of y
(3) z + salt of x = x + salt of z
(4) z + salt of y = no action observed​

Answer 1

Answer:

(2)y+ salt of z =2+salt of y

Explanation:

2 will not come when reaction takes place