GK
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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nucleus
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electron cloud
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core
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center
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Detailed explanation-1: -The nucleus is the small, dense region consisting of protons and neutrons at the center of an atom.
Detailed explanation-2: -The nucleus is the central part of the atom which contains electrically positive protons and electrically neutral neutrons. The strong nuclear force holds together protons and neutrons in the nucleus.
Detailed explanation-3: -The nucleus (or center) of an atom is made up of protons and neutrons. The number of protons in the nucleus, known as the “atomic number, ‘’ primarily determines where that atom fits on the Periodic Table.
Detailed explanation-4: -Protons and neutrons are found in the nucleus at the center of atom. Because these particles are so similar and because they are the particles out of which are made, protons and neutrons are often collectively called “nucleons".