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प्रश्न
What is a neutron? State its relative mass and charge.
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उत्तर
A neutron is a subatomic particle denoted by symbol 'n'. It has no net electric charge and has a mass slightly more than that of a proton. The neutron is a neutral particle found in the nucleus of an atom. Its relative mass is 1u.
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संबंधित प्रश्न
Which subatomic particle is not present in an ordinary hydrogen atom?
Which subatomic particle was discovered by : Chadwick ?
Write down the number of neutrons in the nucleus of an atom having atomic number 17 and mass number 37.
Explain in brief the experimental proof which led to the discovery of –
Neutrons
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?
Isotopes exist because atoms of the same element can have different numbers of ______.
James Chadwick discovered the fundamental particle called proton.
α, β, γ rays are during the ratio active decay ______ of an atom.
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is ______.
