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Date May 2022 Marks available 1 Reference code 22M.1.HL.TZ1.27
Level Higher level Paper Paper 1 Time zone 1
Command term Question number 27 Adapted from N/A

Question

Carbon (C-12) and hydrogen (H-1) undergo nuclear fusion to form nitrogen.

C+612H →N+11 photon

What is the number of neutrons and number of nucleons in the nitrogen nuclide?

Markscheme

B

Examiners report

This question was well answered by HL candidates, although a significant number of candidates incorrectly identified the number of neutrons present in the nitrogen nuclide.

Syllabus sections

Core » Topic 7: Atomic, nuclear and particle physics » 7.1 – Discrete energy and radioactivity
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