Explain why the reactivity of Group 1 metals increases down the group.
From Paper 10 (Chemistry), Higher
83 marks
Describe what you would see when potassium is added to water and write a balanced equation.
From Paper 10 (Chemistry), Higher
154 marks
Explain why chlorine displaces bromine from potassium bromide solution and write an ionic equation.
Score 0 / 11 · 0 of 3 marked
This paper is written by Plasmo in the style of the OCR GCSE Combined Science exam. It is not a past paper and is not produced or endorsed by the exam board.