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प्रश्न
The mass of an electron is about `1/2000` times that of proton.
विकल्प
True
False
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उत्तर
This statement is True.
Explanation:
Because it is a fact known from experiments.
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संबंधित प्रश्न
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
Compare the properties of electrons, protons and neutrons.
Which subatomic particle was discovered by : Chadwick ?
Name the element which does not contain any neutrons in its nucleus.
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
James Chadwick discovered the fundamental particle called proton.
Which subatomic particles have no charge?
The stability of the nucleus is determined by the Neutron – Proton ratio.
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is ______.
