Question

There are two electrons in the outermost orbit of the magnesium atom. Hence, the valency of magnesium is ..................... .

Answer 1

If you are in class 10th or lower
then, the answer is
There are two electrons in the outermost orbit of the magnesium atom. Hence, the valency of magnesium is 2

Answer 2

Answer:

There are two electrons in the outermost orbit of the magnesium atom in the valency of magnesium 2