What nuclear particles do not contribute to the charge of the nucleus?

What nuclear particles do not contribute to the charge of the nucleus?
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The neutrons, because they lack an electric charge, do notcontribute to the charge of an atomic nucleus.
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Consider the following statements: 1. The nuclear forces are short range forces. 2. Alpha rays emitted by a radionuclide are helium nucleus. 3. Gamma rays are electromagnetic waves. 4. Beta rays emitted by a radionuclide are negatively charged particles. The correct statements are: (a) 1, 2 and 4 only (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

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Description : What are the non-charged particles that are contained in the nucleus of an atom?

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A nuclear reaction in which small nuclei combine to produce a larger nucleus is known as:

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