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Card 1 of 27

Which gas forms when sodium reacts with water?

A

The blue colour fades.

B

It is hard and strong.

C

Hydrogen.

D

Greater distance and shielding weaken nuclear attraction, so the outer electron is lost more easily.

Card 1 of 27

4.1 Predicting chemical reactions Flashcards

  1. GCSE
  2. /Chemistry
  3. /4.1 Predicting chemical reactions

27 flashcards on OCR GCSE Chemistry 4.1 Predicting chemical reactions: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2 (Foundation Tier) or Paper 3 and Paper 4 (Higher Tier).

Flashcards