covalent bond

1.In what form do elements such as hydrogen, nitrogen, and oxygen normally occur?

• diatomic

• quadratomic

• monatomic

• triatomic

How many electrons are shared in a triple covalent bond?

• 4

• 2

• 1

• 3

How many electrons are shared in a single covalent bond?

• 3

• 2

• 1

• 1 or 2

Which combination of bonds is present in this molecule?

O=O

• Double bond

• Ionic bond

• Single bond

• None

Which one will NOT form a diatomic molecule?

• bromine

• fluorine

• boron

• nitrogen

Which is the correct formula for the compound Steam

• C=O

• H20

• O2

• H2

Which is the correct formula for the compound carbon monoxide

• CO2

• CO

• H20

• CH4

How many bond pairs of electrons exist in a molecule of ammonia?

• 2

• 3

• 4

• 1