Question

science plz tell 11,12 I will mark you as brainliest​

Answer 1

Answer:

11- iii option is correct

12 Both A and R are true

Explanation:

11-because the reactivity of all metals is not same.

Answer 2

Answer:

For 11 the correct option is (iii) because A is true but R is false

For 12 the correct option is (i) Because A and R both are correct and R is correct explanation of A

Explanation:

plz mark as brainliest and follow