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Properties of Period 3 elements and their oxides (A-level only)

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Question 5

This question is about Period 3 elements, their oxides, and their reactions.

1.

Give an equation for the reaction of solid white phosphorus (P4\text{P}_4P4​) with an excess of oxygen to form phosphorus(V) oxide.

[1]
2.

Give an equation for the reaction between sulfur trioxide (SO3\text{SO}_3SO3​) and water.

[1]
3.

Give the displayed formula for the sulfate anion (SO42−\text{SO}_4^{2-}SO42−​) formed when sulfur trioxide reacts with water and the resulting solution fully dissociates.

[1]
4.

Give an equation for the reaction of magnesium with steam. State one observation made during this reaction.

[2]
5.

Give an equation to show how sulfur dioxide (SO2\text{SO}_2SO2​) reacts with an excess of sodium hydroxide solution.

[1]

Properties of Period 3 elements and their oxides (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Properties of Period 3 elements and their oxides (A-level only)