Worksheet: Emission of Neutrinos in Beta Decay

In this worksheet, we will practice solving nuclear equations involving beta decay.

Q1:

The following nuclear equation shows how carbon decays to nitrogen via beta decay. What is the value of 𝑛 in the equation?

14670eCN++𝛽𝜈

Q2:

The following nuclear equation shows how argon decays to potassium via beta decay. What is the value of 𝑚 in the equation?

3918390eArK++𝛽𝜈

Q3:

Calcium-40 is created through beta decay of potassium, as shown in the following nuclear equation.

KCa++40200e𝛽𝜈

What are the values of 𝑝 and 𝑞 in the equation?

  • A𝑝=39, 𝑞=20
  • B𝑝=40, 𝑞=19
  • C𝑝=39, 𝑞=19
  • D𝑝=39, 𝑞=18
  • E𝑝=40, 𝑞=20

Q4:

Strontium-90 decays to yttrium-90 via beta decay. Which of the following nuclear equations correctly shows this process?

  • A9038903701eSrY++𝛽𝜈
  • B903890390+1eSrY++𝛽𝜈
  • C903891390+1eSrY++𝛽𝜈
  • D9038903901eSrY++𝛽𝜈
  • E903890390eSrY++𝛽𝜈

Q5:

Phosphorous-32 decays to sulfur-32 via beta decay. Which of the following nuclear equations correctly shows this process?

  • A321533160ePS++𝛽𝜈
  • B321532150ePS++𝛽𝜈
  • C321532160ePS++𝛽𝜈
  • D321532140ePS++𝛽𝜈
  • E321532160ePS++𝛽𝜈

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