Atomic structure

According to the octet rule, the outermost shell of the atom cannot accommodate more than________________ electrons.

• 8

• 5

• 2

• 1

_____________ is a combining capacity of electrons.

• Valency

• Octet Rule

• Anion

• Cation

Elements of ________ group are the most stable of all elements.

• 18

• 8

• 12

• 7

What is the valency of hydrogen electron?

• 5

• 4

• 7

• 1

Oxygen has ______________ valency.

• 2

• 8

• 5

• ttwo