Question

Magnesium. aluminium, zinc and iron were put in different test tubes containing dilute
hydrochloric acid. In which test tube will the rate of formation of bubbles of hydrogen gas be
fastest and why?​

Answer 1

Answer:

The answer is Magnesium, it reacts more quickly because of its reactivity.

To remember reactivity series apply this trick-

Proff. Potassium

S Sodium

C Calcium

M Magnesium

A Aluminum

Z Zinc

I Iron

L Lead

The whole is known as Proff. SC MAZIL.

HOPE THIS HEPLS U.