Structure of the Atom
CBSE · Class 9 · Science
Most important questions from Structure of the Atom for CBSE Class 9 Science board exam 2026. MCQs, short answer, and long answer questions with marks.
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Who discovered the electron?
Which subatomic particles are present in the nucleus of an atom?
What is the charge on a proton?
According to Thomson's model, atoms are like:
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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