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प्रश्न
Fill in the blank of the following statement :
The subatomic particle not present in a hydrogen atom is ________
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उत्तर
The subatomic particle not present in a hydrogen atom is neutron.
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संबंधित प्रश्न
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
Compare the properties of electrons, protons and neutrons.
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
Which subatomic particle is not present in an ordinary hydrogen atom?
Which subatomic particle was discovered by : Chadwick ?
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.
Explain in brief the experimental proof which led to the discovery of –
Neutrons
State the number of neutrons in each of the atoms A to E. Also state which of the atoms A to E is a metal.
Beryllium + α – rays → Carbon + ______.
