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प्रश्न
Name the element which does not contain any neutrons in its nucleus.
उत्तर
Element is [H] Hydrogen.
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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?
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
Name the subatomic particle whose relative charge is : 0
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.
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.
The number of neutrons present in 73Li is ______.
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
The stability of the nucleus is determined by the Neutron – Proton ratio.
