Physics Class 10 Chapter 21: Nuclear Physics

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• Class 10
• Physics
• Unit 21
• Book pages 309-350
• FBISE SSC-II

Chapter summary

Chapter 21 of Physics for Class 10 is called "Nuclear Physics". It covers 16 learning outcomes of the Federal Board syllabus. You will learn to: justify the findings of the alpha particle scattering experiments.; define the terms proton number (atomic number) Z and nucleon number (mass number) A and be. Parhayi.com has 266 MCQs, 48 short questions and 23 long questions for this chapter.

Topics in this chapter

• Justify the findings of the alpha particle scattering experiments.
• Define the terms proton number (atomic number) Z and nucleon number (mass number) A and be…
• Recall the term nuclide and use the nuclide notation z XA.
• Explain what is meant by an isotope and state that an element may have more than one isotope.
• Describe the emission of radiation from a nucleus as spontaneous and random.
• Describe α-particles, β-particles and  -radiation.
• Justify qualitatively the order of strength for α-particles, β- particles and  -radiation…
• Describe the deflection of α-particles, β-particles and - radiation in electric fields and…
• Explain that radioactive decay is a change in an unstable nucleus that can result, most…
• Use decay equations, using nuclide notation, to show the emission of α-particles…
• Describe nuclear reactions (fission & fusion) with examples
• Apply the equation E = mc2 to calculate the energy released in the process of nuclear…
• Describe the activity of a radioactive material in terms of counts per unit time.
• Define and infer the half-life of materials
• Explain and apply the concept of Carbon dating to solve problems.
• Mixed topics

Sample questions

Try these questions from the chapter. The answers are for Premium students.

1. Explain the difference between a nucleon and a nuclide to a younger sibling. (3 marks)
2. What is meant by an isotope? Do the different isotopes of an element have similar chemical properties? (3 marks)
3. Carbon-14 decays by beta emission. Write the decay equation and name the daughter nucleus. (3 marks)

What Premium gives you in this chapter

• 266 MCQs with answers and explanations
• 48 short questions with full answers
• 23 long questions with answers
• 14 Learn cards
• 41 Activities and games
• chapter tests that show your weak topics

Physics explains how the world works, from motion and forces to heat, light and magnets. Learn each idea in simple steps, check the units, and practise numericals every day.