Question

A student is given Mg, Cu, Zn, Al , Fe .

i) Identify which :-

a. Forms pale green solution with H2SO4

b. Liberates hydrogen gas with dilute HNO3

c. Forms protective coat of oxide when exposed to air

d. Name the most reactive element out of the elements given. ​

Answer 1

Answer:

d. name the most reactive element out of the

elements given.