He drew Group I. Group II. Group III. Group IV. Group V. Group VI. Croup VII. Group VIII. &EMI&. BH« SH' SH' RH S'O SO R'O' SO1 S'O' SO' R'O' SO' 1 H-l X Li - 7 Be -9'4 B - ll C - 12 N-14 0-16 F ...

Try these interactive flashcards based on GCSE chemistry past papers. By working your way through the flashcards created by experts, you can prepare for your chemistry exams and make your revision ...

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