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प्रश्न
The mass of an electron is about `1/2000` times that of proton.
पर्याय
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
Name the three sub-atomic particles of an atom.
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
Fill in the blank of the following statement :
If the nucleus of an atom has atomic number 17, mass number 37 and there are 17 electrons outside the nucleus, the number of neutrons in it is __________.
What is a neutron? State its relative mass and charge.
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
Identify the Mg2+ ion from the Fig. where, n and p represent the number of neutrons and protons respectively
Isotopes exist because atoms of the same element can have different numbers of ______.
James Chadwick discovered the fundamental particle called proton.
The hydrogen atom does not have ______.
The stability of the nucleus is determined by the Neutron – Proton ratio.
