Chemistry 0620 · IGCSE · Noble gases

Noble gases — practice question

Two statements concerning argon are given. 1. Argon has a full outer shell of electrons. 2. Argon is very reactive and is used in lamps. Which is correct?

  • ABoth statements are correct and statement 2 explains statement 1.
  • BBoth statements are correct but statement 2 does not explain statement 1.
  • CStatement 1 is correct but statement 2 is incorrect.
  • DStatement 2 is correct but statement 1 is incorrect.

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