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Composition and Size of the Nucleus for GSEB: 6 solved questions

Real GSEB paper questions on composition and size of the nucleus, part of nuclei. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2016 to 2022. No sign-in needed to read them.

What this topic asks

• Composition, isotopes and isobars — 3 questions
• Nuclear radius and density — 3 questions

All 6 questions with solutions

• How many protons, neutrons and nucleons respectively present in the nucleus of ²⁰⁶₈₂Pb. GSEB Board July 2016
• If the radii of ²⁷₁₃Al and ⁶⁴₃₀Zn nucleus are R₁ and R₂ respectively, then (R₁)/(R₂)= _. GSEB Board July 2017
• Which are the isotone, isobar and isotope nuclei respectively of ¹²₆C from among ¹⁴₆C, ¹²₅B, ¹³₇N ? GSEB Board March 2019
• How many neutrons, protons and nucleons respectively is the ²⁰⁶₈₂Pb nucleus made up of ? GSEB Board March 2020 (old course)
• Obtain approximately the ratio of the nuclear radii of the gold isotope ¹⁹⁷₇₉Au and the silver isotope ¹⁰⁷₄₇A… GSEB Board August 2020
• The radius of the nucleus of ²⁷₁₃Al is . GSEB Board March 2022