Chemistry · May / June 2019 · Paper 22 · Question 1
5070
As printed in the paper
The question as text
Choose from the particles shown to answer the questions. CH4 Cl − Fe2+ H+ H2S MnO4 − NH4 + P3− Each particle can be used once, more than once or not at all.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
1(a)[1]
1(b)[1]
1(c)[1]
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.