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प्रश्न
Define the term Nucleons.
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उत्तर
The protons and neutrons collectively are known as nucleons.
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संबंधित प्रश्न
Fill in the blank
Neutrons are .......................... particles having mass equal to that of protons.
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
FILL IN THE BLANK
The electrons revolving in shells close to the nucleus are called ................... electrons.
WRITE SHORT ANSWER
Describe a discharge tube.
ANSWER IN DETAIL
Write a note on valence shell.
Name the negatively charged particle present in the atoms of all the elements.
Compare an electron, a proton and a neutron in respect of their relative masses and charges.
Which of the following statement is always correct?
State its one drawback of Rutherford’s atomic model.
Define the term Mass number.
