Structure of the Atom
Kerala Board · Class 12 · Physics
Practice quiz for Structure of the Atom — Kerala Board Class 12 Physics. MCQs and questions with answers to test your preparation.
Sample Questions
In Rutherford's α-particle scattering experiment, what fraction of α-particles were deflected at angles greater than 90°?
According to Bohr's postulates, which of the following statements are correct?
Calculate the radius of the first orbit of hydrogen atom. Given: h = 6.62 × 10⁻³⁴ Js, m = 9.11 × 10⁻³¹ kg, e = 1.6 × 10⁻¹⁹ C, ε₀ = 8.85 × 10⁻¹² C²N⁻¹m⁻²
The energy of an electron in the nth orbit of hydrogen atom is given by:
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Structure of the Atom covers several key topics that are frequently asked in Kerala Board Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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Sources & Official References
- Kerala Board of Public Examinations — keralapareekshabhavan.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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