The entire mass of an atom resides in its nucleus.

True

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False

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Solution

The correct option is B False
Most of the mass of an atom resides inside the nucleus as we know that both the protons and neutrons are present inside the nucleus and they are much heavier than the electrons.
But a part of the mass of an atom resides out in the orbits where electrons revolve.
Hence the given statement is false.

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Similar questions

An atom has mass number A and atomic number Z.

How many neutrons are present in its nucleus?

Why is the entire mass of an atom concentrated on nucleus?

What did Rutherford conclude regarding the atomic mass?
(i) Mass of the atom is uniformly distributed.
(ii) Nucleus of an atom is much heavier than electron.
(iii) Nearly all the mass of an atom resides at the centre of an atom.
(iv) Nucleus of an atom is lighter than the electron.

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