Question

An element with atomic number 40 will be placed
in
(1) Third period and Fifth group
(2) Fifth period and Fourth group
(3) Fourth period and Third group
(4) Sixth period and Third group​

Answer 1

Answer:

here is your answer

Explanation:

ans is 3

Answer 2

Answer:

fifth period and fourth grp..... hope its helpful

Explanation:

....