Question

In each test tubes A, B, C and D, 2mL of solution of Al2(SO4), in water was filled. Clean pieces of zinc were placed in test tube A, clean iron nail was put in test tube B, silver (Ag) was placed in test tube C and a clean copper wire was placed in test tube D.
Which of the following option (s) is/are correct about above experiment?
A. Zinc is more reactive than aluminium
B. Copper is more reactive than aluminium
C. Zinc is more reactive than copper
D. Zinc, iron, silver and copper are less reactive than aluminium.

Answer 1

Answer:

Explanation:

There is no changes occured in any test tubes because all the metals in test tube a, b, c and d are least reactive than (Al) and placed below aluminium in metal reactivity series.