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प्रश्न
Explain the following:
Mass of an atom is concentrated inside the nucleus of the atom.
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उत्तर
Mass of an atom is contributed by mass of protons and mass of neutrons present inside the nucleus of an atom. Electrons present outside the nucleus are of negligible mass. Therefore, the mass of an atom is concentrated inside the nucleus of an atom.
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संबंधित प्रश्न
Which subatomic particle was discovered by : Goldstein ?
What is the absolute mass and charge of a proton?
What is the significance of the number of protons found in the atoms of different elements?
Define: Electron
Represent a neutron ‘n’ in term of its symbol showing the subscript and superscript value.
Name or state the following.
Two elements having the same number of protons and electrons but a different number of neutrons.
In response to a question, a student stated that in an atom, the number of protons is greater than the number of neutrons, which in turn is greater than the number of electrons. Do you agree with the statement? Justify your answer.
An atom differs from its ion in ______.
A proton can be defined as a ______.
An atom is electrically neutral. Give reason.
