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Question 21M.1.SL.TZ1.27

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.SL.TZ1.27
Level SL Paper 1 Time zone TZ1
Command term Question number 27 Adapted from N/A
27.
[Maximum mark: 1]
21M.1.SL.TZ1.27

A particle reaction is

p+e-+V¯μ→n+μ++ve.

Which conservation law is violated by the reaction?

A. Baryon number

B. Charge

C. Lepton number

D. Momentum

[1]

Markscheme

B

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