Ionic and Covalent Review

What is the correct name for the ionic compound SrO?

• Strontium Oxide

• Strontium Monoxide

• Strontium (I) Oxide

• Strontium Oxygen

What is the correct name for the ionic compound CaS?

• Calcium (I) Sulfide

• Calcium Sulfur

• Calcium Sulfide

• Calcium Monosulfide

• Rubidium Sulfur

• Dirubidium Sulfide

• Rubidium (I) Sulfide

• Rubidium Sulfide

• Carbon Hydride

• Monocarbon Tetrahydride

• Carbon Tetrahydride

• Carbon (IV) Hydride

• Carbon Hydride

• Dicarbon Tetrahydride

• Carbon Tetrahydride

• Carbon (IV) Hydride

• Dinitrogen Trihydride

• Nitrogen Hydride

• Dinitride Trihydride

• Dinitrogen Trihydrogen

How many valence electrons does nitrogen have?

• 3
• 2

• 5
• 1

How many valence electrons does hydrogen have?

• 3
• 2
• 5
• 1

The chemical formula shows one carbon atom bonded to __________ oxygen atoms.

• one
• two
• three
• four

Which of these is not a covalent molecule?

• MgO

• CO₂

• HCl

• CH₄