Physics (AS & A Level) · May / June 2016 · Paper 22 · Question 8
9702
As printed in the paper
Show the answer and mark scheme
8(a)[2]
both electron and neutrino: lepton(s) both neutron and proton: hadron(s)/baryon(s) [2]
8(b)(i)[2]
ν β 0 0 0 1 1 0 1 1 n p + + → correct symbols for particles correct numerical values (allow no values on neutrino) [2]
8(b)(ii)[1]
up up down or uud → up down down or udd [1]
8(b)(iii)[1]
weak (nuclear) [1]
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.