Question

which element in the same peroid has same valency as element a​

Answer 1

Answer:

1) Elements in the same group have the same valency.

2) Valency depends upon the number of electrons in outermost shell of an atom.

3) Copper and zinc are transition elements.

Answer 2

Answer:

Element in same group has same valency . Valency is determined by the number of valence electrons in the outermost shell of an element