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प्रश्न
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 __________.
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उत्तर
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 20.
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संबंधित प्रश्न
The mass of an electron is about `1/2000` times that of proton.
Fill in the blank of the following statement :
The subatomic particle not present in a hydrogen atom is ________
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
On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?
Identify the Mg2+ ion from the Fig. where, n and p represent the number of neutrons and protons respectively
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
Isotopes exist because atoms of the same element can have different numbers of ______.
Which subatomic particles have no charge?
Beryllium + α – rays → Carbon + ______.
