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6.1 Atomic structure and isotopes

6.1 Atomic structure and isotopes

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Question 1

A nucleus of lead-212 (82212Pb_{82}^{212}\text{Pb}82212​Pb) undergoes a decay chain consisting of a single β−\beta^{-}β− decay followed by a single α \alpha\,α decay to form a final daughter nucleus. How many neutrons are in this final daughter nucleus?

A

125125125

B

127127127

C

128128128

D

129129129

Markscheme

6.1 Atomic structure and isotopes Questions

  1. GCSE
  2. /Physics
  3. /6.1 Atomic structure and isotopes

81 exam-style questions on Edexcel GCSE Physics 6.1 Atomic structure and isotopes. Each one has a worked solution and a mark scheme showing where the marks go.

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