Oxygen and Sulfur Chemistry Quiz

Which of the following is the main commercial method of producing oxygen?

• Fractional distillation of air

• Electrolysis of water

• Catalytic decomposition of H₂O₂

• Combustion of hydrocarbons

During a science experiment, Benjamin wants to confirm the presence of oxygen gas in a sealed container. Which of the following tests should he use?

• Using burning wooden splinter

• Using glowing wooden splinter

• Using litmus paper

• Using bromine water

Which of the following compound is produced when SO₃ reacts with water?

• H₂SO₄

• H₂SO₃

• HNO₃

• No reaction

Which catalyst is used in the Contact Process?

• Platinum

• Vanadium(V) oxide

• Nickel

• Copper

Determine the oxidation state of sulfur in SO₂

• -2

• +2

• +4

• +6

Ozone (O₃) is formed commercially by:

• Passing O₂ over a heated platinum catalyst

• Passing electricity through dry O₂

• Combustion of sulfur in oxygen

• Mixing O₂ with H₂O₂

Which sulfur allotrope is stable below 96°C?

• Monoclinic sulfur

• Rhombic sulfur

• Liquid sulfur

• Amorphous sulfur

Sulphur reacts with oxygen to form SO₂. What is the molecular geometry of SO₂?

• Linear

• Trigonal planar

• Bent

• Tetrahedral

Which of the following best describes the reaction of SO₂ in water?

• SO₂(g) + H₂O(l) → SO3(g) + H2(g)

• SO₂(g) + H₂O(l) → H₂SO₂(aq)

• SO₂(g) + H₂O(l) → H₂SO₄(aq)

• SO₂(g) + H₂O (l) → H₂SO₃(aq)

What is the role of sulfuric acid as a dehydrating agent?

• Reacting with salts

• Removing water molecules from compounds

• Absorbing heat

• Neutralizing bases