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प्रश्न
Which subatomic particle is not present in an ordinary hydrogen atom?
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उत्तर
The subatomic particle that is not present in an ordinary hydrogen atom is neutron.
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संबंधित प्रश्न
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
The mass of an electron is about `1/2000` times that of proton.
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 __________.
Sulphur has an atomic number of 16 and a mass number of 32. State the number of protons and neutrons present in the nucleus of sulphur.
Name the element which does not contain any neutrons in its nucleus.
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
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.
What is the charge of a neutron?
Beryllium + α – rays → Carbon + ______.
