DOL REC: Redox Reactions

The oxidation number of Br in BrF is equivalent to

• 0

• -1

• +1

• -2

A decrease in oxidation number.

• more acidic

• reduction

• less basic

• oxidation

If an atom loses electrons during a chemical reaction, the atom was:

• Oxidized
• Reduced
• Neutralized
• Precipitated

Tags

NGSS.HS-PS1-2

What is oxidation number of O in O₂ ?

• 0
• -2
• +1
• +2

A substance that reduces another substance by losing its electrons is called an ____.

• reducing agent

• oxidation number

• oxidizing agent

Answer explanation

For example O₂