what is the number of electrons in this element ?
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☑ The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus. The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number (Z).
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The no. of electrons in an atom is equal to the no. of protons in that atom. Electrons are negatively charged and protons are positively charged,hence they cancel each others charge' and make the atom neutral in charge.
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