Physics · May / June 2022 · Paper 41 · Question 10
0625
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The question as text
Two of the isotopes of hydrogen are hydrogen-2 ( 2 1H ) and hydrogen-3 ( 3 1H ).
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10(a)(i)[1]
same number of protons / both have one proton
10(a)(ii)[2]
it / hydrogen-3 /
(1)H has one more neutron
3
different number of neutrons / nucleons
C1
10(b)(i)[3]
(high temperature produces) high (kinetic) energy / momentum / speed / ability to do large quantity of work
they repel each other
are positively charged / have like charges or need to come close together
10(b)(ii)[2]
4
2 X or 4
2He or α
4
2
0n and no other particle
1
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