ATOMS AND RADIOACTIVITY
2 marks · Easy(a)[1 mark]
Name the particle with no charge found in the nucleus of an atom.
(b)[1 mark]
State the relative mass of this particle (compared to a proton).
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
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(a) Neutron
(b) 1 · must show Accept 1 or nearly the same as a proton
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Marking points
B1 (a) · 1 mark · States neutron is the neutral nuclear particle.
B1 (b) · 1 mark · States relative mass is 1 (same as proton).
Worked solution
a) Neutron b) 1 (neutron and proton have almost the same mass)