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7.3 Group 0

Card 1 of 23

Why are noble gases chemically inert?

A

Helium has a very low density.

B

They already have a full outer electron shell.

C

Hydrogen is lighter than helium, but it is more dangerous because it burns.

D

Its oxygen reacts with them.

Card 1 of 23

7.3 Group 0 Flashcards

  1. GCSE
  2. /Chemistry
  3. /7.3 Group 0

23 flashcards on Edexcel GCSE Chemistry 7.3 Group 0: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.

Flashcards