Chemistry Test Chapter 08 M/C

What is the oxidation number of the alkaline-earth metals?

• 1
• 2
• -1
• -2

Which one of these elements has only one possible oxidation state?

• nitrogen
• lithium
• sulfur
• carbon

Aluminum and chlorine react to form

• AICI
• Al₃Cl
• AlCI₃
• Al₂Cl₃

What is the oxidation number of H in MgH₂?

• 1
• 2
• -1
• -2

What is the oxidation number of P in Ca₃P₂?

• 2
• 3
• -2
• -3

What is the formula for the compound that forms when hydrogen bonds with bromine?

• HBr
• H₂Br
• H₂Br₄
• H₄Br₂

What is the oxidation number of atoms in pure elements?

• 0
• 1
• -1
• 2

What is the oxidation number of C in C₆H₆?

• 1
• -1
• 2
• -2

The Greek prefix penta- means

• 3
• 4
• 5
• 6

Choose the name for the compound P₂O₅.

• biphosphorus pentoxide
• diphosphorus pentoxide
• biphosphorus pentioxygen
• phosphorus oxide