Oxidation states - big practice

What is the oxidation state of chlorine in a chloride ion?

• +1

• 0

• -1

What is the oxidation state of sulfur in a sulfide ion?

• +2

• +1

• -1

• -2

What is the oxidation state of oxygen in O₂?

What is the oxidation state of hydrogen in elemental hydrogen?

What is the oxidation state of hydrogen in H₂O?

• -2

• -1

• +1

• +2

What is the oxidation state of oxygen in H₂O₂?

What is the oxidation state of oxygen in H₂SO₄?

What is the oxidation state of sulfur in H₂SO₄?

What is the total of all the oxidation states in ammonium dichromate: (NH₄)₂Cr₂O₇?

What are the oxidation states of Hydrogen and Fluorine in HF?

• H = -1

  F = +1

• H = +2

  F = -2

• H = 0

  F = 0

• H = +1

  F = -1