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प्रश्न
Which subatomic particle was discovered by : Chadwick ?
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उत्तर
Neutron was discovered by James Chadwick
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संबंधित प्रश्न
Name the three sub-atomic particles of an atom.
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
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 __________.
Fill in the blank of the following statement :
The subatomic particle not present in a hydrogen atom is ________
What is a neutron? State its relative mass and charge.
Explain in brief the experimental proof which led to the discovery of –
Neutrons
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 ______.
The stability of the nucleus is determined by the Neutron – Proton ratio.
