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प्रश्न
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
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उत्तर
""_15^31"X"` number of protons = number of electrons = 15
Number of neutrons =Mass number – no. of protons
= 31 – 15
= 16
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संबंधित प्रश्न
Name the three sub-atomic particles of an atom.
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Which subatomic particle was discovered by : Chadwick ?
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.
Calculate the number of neutrons, protons and electrons:
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- atomic number 92 and mass number 238.
Write the properties of neutrons.
The hydrogen atom does not have ______.
The stability of the nucleus is determined by the Neutron – Proton ratio.
