Covalent Compounds

What part of an atom is involved in chemical bonding?

• protons
• neutrons
• electrons
• nucleus

How many valence electrons does nitrogen have?

• 3
• 2

• 5
• 1

Compounds made from only nonmetals are _________________ compounds.

• ionic
• covalent
• metallic
• chemical

A covalent bond involves a __________ of electrons.

• sharing
• borrowing
• exchanging
• switching

What is the proper name for S₂O₂?

• Sulfur oxide
• Sulfur dioxide
• sulfur (II) oxide
• disulfur dioxide

Name the following compound:

CO₂

• monocarbon dioxide

• carbon oxide

• carbon dioxide

• oxygen carbonide

Name the compound: NO

• Mononitrogen monoxide

• nitrogen oxide

• nitrogen monoxide

• mononitrogen oxide

Give the formula:

dinitrogen tetraoxide

• N₄O₂

• N₂O₄

• N₂O₅

• N₄O

Which pair of atoms is most likely to form a covalent molecule?

• Hydrogen and lithium

• Phosphorus and sulfur

• Helium and neon

• Zinc and Boron

What is the prefix for 1?

• mono
• di
• tri
• tetra