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प्रश्न
Give the following a suitable word/phrase
Arrangement of electrons in the shells of an atom.
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उत्तर
Electron configuration is the distribution of electrons of an atom in various shells or orbits of the atom (K, L, M, etc.).
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संबंधित प्रश्न
Give the following a suitable word/phrase.
The sum of the number of protons and neutrons of an atom.
Multiple Choice Questions
The outermost shell of an atom is known as
Explain the rule with example according to which electrons are filled in various energy levels
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The electrons revolving in shells close to the nucleus are called ................... electrons.
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What is the charge on a neutron ?
Compare an electron, a proton and a neutron in respect of their relative masses and charges.
Compare a proton and a neutron in respect of mass and charge.
Name the sub-atomic particle whose charge is 0.
With reference to the discovery of the structure of an atom, explain in brief – William Crookes experiment for the discovery of cathode rays, followed by – J.J. Thomsons experiment pertaining to the constituents of the cathode rays. State which sub-atomic particle was discovered from his experiment.
State how electrons are distributed in an atom. Explain in brief the rules which govern their distribution.
