plumiThe nuclear model of the atom: CAIE IGCSE Physics questions
Every CAIE IGCSE Physics exam question on 5.1 The nuclear model of the atom, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Calculations
Q10(a)(i)
The whole paper ↗![June 2024 Paper 3, question 10(a)(i): Calculate the number of neutrons in one nucleus of strontium-90. number of neutrons = [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-10-ai-qp.webp)
Q10(a)(ii)
The whole paper ↗![June 2024 Paper 3, question 10(a)(ii): Determine the number of electrons in one atom of strontium-90. number of electrons = [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-10-aii-qp.webp)
Q11(a)
The whole paper ↗
Q3(a)(ii)
The whole paper ↗![Specimen Paper 4, question 3(a)(ii): Describe what happens in this process. [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062504-spec-03-aii-qp.webp)
All 12 questions on The nuclear model of the atom, as a list
- June 2024, Paper 1, Q32 (1 mark): A simple model of the atom consists of small particles orbiting a central nucleus. Which row is correct? charge on charge on nucleus orbiting particles A negati
- June 2024, Paper 1, Q33 (1 mark): What is the charge on a proton and what is the charge on a neutron? proton neutron A +1 –1 B +1 0 C –1 +1 D –1 0
- June 2024, Paper 1, Q35 (1 mark): The nuclide notation of the isotope strontium-90 is 90 Sr. 38 Which statement is correct? A A nucleus of strontium-90 has 38 neutrons. B A nucleus of strontium-
- June 2024, Paper 2, Q32 (1 mark): A scientist fires alpha-particles at a very thin sheet of gold and detects the particles that pass through. Which statement about the results of the scattering
- June 2024, Paper 2, Q33 (1 mark): The notation represents the nucleus of a gold atom. 197Au 79 The relative charge on a proton is +1. What is the relative charge on the gold nucleus? A +79 B +11
- June 2024, Paper 2, Q34 (1 mark): An isotope of hydrogen has the nuclide notation H. 2 1 How many neutrons are in the nucleus of this isotope and what is the relative charge on the nucleus? numb
- June 2024, Paper 3, Q10(a)(i) (2 marks): Calculate the number of neutrons in one nucleus of strontium-90. number of neutrons = [2]
- June 2024, Paper 3, Q10(a)(ii) (1 mark): Determine the number of electrons in one atom of strontium-90. number of electrons = [1]
- Specimen, Paper 1, Q37 (1 mark): Atom X loses an electron to form an ion. Atom Y gains an electron to form an ion. Which row in the table is correct? charge on the ion of atom X charge on the i
- Specimen, Paper 2, Q38 (1 mark): Which row in the table describes the process of nuclear fusion and identifies the change in total mass of the particles involved? process change in total mass o
- Specimen, Paper 3, Q11(a) (3 marks): The nuclide notation X A describes the nucleus of one type of atom. Z On Fig. 11.1 draw a line from each symbol to the correct description for that symbol. symb
- Specimen, Paper 4, Q3(a)(ii) (2 marks): Describe what happens in this process. [2]
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