Assigning Oxidation States

What is the oxidation state of an atom in a neutral compound?

• +2

• -1

• 0

• +1

What is the oxidation state of hydrogen in compounds?

• 0

• +1

• +2

• -1

Tags

NGSS.HS-PS1-1

What is the purpose of assigning oxidation numbers to atoms in a reaction?

• To identify the boiling point

• To determine the color of the compound

• To track the movement of electrons

• To calculate the mass of the atoms

Tags

NGSS.HS-PS1-1

What is the oxidation number of oxygen in most cases?

• -2

• +1

• -1

• +2

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

Tags

NGSS.HS-PS1-1

Select the group with an oxidation number of +3.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

Tags

NGSS.HS-PS1-1

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

• cadmium

• iron

• silver

• zinc

Select the group with an oxidation number of +0.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the oxidation state of an element by itself?

• 0

• +1

• +2

• -1