Question

where are neutrons present in atom? what are its significance​

Answer 1

Answer:

You know that neutrons are found in the nucleus of an atom. Under normal conditions, protons and neutrons stick together in the nucleus. During radioactive decay, they may be knocked out of there. Neutron numbers are able to change the mass of atoms, because they weigh about as much as a proton and electron together.

Explanation:

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Answer 2

Answer:

$Neutrons are present int the nucleus. They don't have charge on them . They are electrically neutral but they have mass. and that's why the nucleus is heavy & have positive mass because along Neutrons , protons are also there with positive charge and the electrons revolve around them in an energy shell.$