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प्रश्न
Draw a neat labelled diagram representing an atom. Name the three sub-atomic particles in the atom and represent them symbolically showing the mass and charge of each. State where the sub-atomic particles are present in the atom.
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उत्तर
Sub-atomic particles are:
- Electrons \[\ce{_-1e}\] – present in orbit around the nucleus
- Proton \[\ce{^1_1P}\] – in nucleus
- Neutrons \[\ce{^1_2n}\] – in nucleus
APPEARS IN
संबंधित प्रश्न
FILL IN THE BLANK
In an atom, the last shell containing electrons is called its..................shell.
Tick the most appropriate answer
β-particles are actually a stream of
- protons
- electrons
- neutrons
- none of these
ANSWER IN DETAIL
Name the three subatomic particles. How are they different from each other ?
State the location of electrons, protons and neutrons in an atom.
Name the sub-atomic particle whose charge is 0.
Name the three fundamental particles of an atom.
State its one drawback of Rutherford’s atomic model.
Define the term Valence shell.
Explain in brief – Goldstein’s experiment which led to the discovery of the proton.
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached.
`""_1"H"^1`, `""_0"n"^1`,`""_(-1)"e"^0`
