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6 Radioactivity

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Question 93
H

A neutral atom has 4 more neutrons than protons. Its mass number is 56.

How many electrons does it contain?

[1]
A

26

B

52

C

28

D

30

Markscheme

6 Radioactivity Questions

  1. GCSE
  2. /Physics
  3. /6 Radioactivity

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