Question

calculate the valency for the following atoms: a) Atom with atomic number 13 please answer​

Answer 1

A combination reaction is a reaction where two or more elements or compounds combine to form a single compound. Such reactions are represented by equations of the following form: X + Y → XY. The combination of two or more elements to form one compound is called combination reaction.

Answer 2

Answer:

+3

Explanation:

Atomic Number- 13

Distribution of electrons in the shells- 2,8,3

Valence electrons- 3

Atom is a metal

Thus, gives electrons...

Valency- +3