PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoCompare all the proposed models of an atom given in this chapter.
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Sphere of positive charge.
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Electrons are spread randomly all over the sphere.
- Sphere of positive charge in centre is called nucleus.
- All mass of an atom resides in the nucleus.
- Electrons travel around the nucleus in well-defined orbits.
- Positive charge in the centre is called nucleus.
- Electrons travel in the discrete orbits and do not emit energy.
Answer variants:
Bohr's model
Thomson's model
Rutherford's model
Dalton's model