2023 · Specimen · 5054/01 | Q35

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CIE-5054-2023-SP-p01 · Question 35

Take the gravitational field strength as 9.8 N/kg (acceleration of free fall 9.8 m/s²), unless a question states otherwise.
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35 14C represents a nuclide of the element carbon and 14N represents a nuclide of the element 6 7 nitrogen. How is a neutral atom of 14N different to a neutral atom of 14C? 7 6 A The nitrogen atom has one electron fewer than the carbon atom. B The nitrogen atom has one neutron more than the carbon atom. C The nitrogen atom has one proton fewer than the carbon atom. D The nitrogen atom has one proton more than the carbon atom.

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5054/01/SP/23Cambridge O Level Physics 5054 · Specimen 2023 · Paper 1 · Question 35