Oxidation Number

Determine the oxidation number of the following element: Aluminum (Al)

Determine the oxidation number of the following element: Magnesium (Mg)

Tags

NGSS.HS-PS1-1

Determine the oxidation number of the following element: Krypton (Kr)

Determine the oxidation number of the following element: Germanium (Ge)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the oxidation number of hydrogen in most compounds?

• +1

• 0

• -1

• +2

What is the oxidation number of nitrogen in N₂?

• -3

• 0

• +4

• -1

What is the oxidation number of an element in its elemental form?

• +1

• 0

• -1

• It varies depending on the element

Which of the following is true about oxidation numbers in a neutral compound?

• They must all be positive.

• They must all be negative.

• The sum of the oxidation numbers must equal zero.

• The sum of the oxidation numbers must equal the number of atoms.

What is the oxidation number of chlorine in HClO?

• 0

• -1

• +1

• +5

According to the Periodic Table, which element has more than one positive oxidation state?

• cadmium

• iron

• silver

• zinc