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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
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.
The mass of an electron is about `1/2000` times that of proton.
Which subatomic particle was discovered by : Chadwick ?
Name the subatomic particle whose relative charge is : 0
Name the element which does not contain any neutrons in its nucleus.
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.
James Chadwick discovered the fundamental particle called proton.
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is ______.
