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Atomic Number(Z), Mass number(A), Isotopes and Isobars MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 25, 2023 25:23 PM | #NEET
Quick Facts
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18 Questions around this concept.
Solve by difficulty
EASYWhich of the following atoms/ions contains 9 protons and 9 electrons
Which of the following atom/ion contains 23 Nucleons (protons and neutrons)
Which of the following is a pair of Isobars?
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Concepts Covered - 1
Atomic Number(Z), Mass number(A), Isotopes and Isobars
Atomic number (z) = number of protons in the nucleus of an atom
Mass number (A) = sum of neutrons and protons in the nucleus
Isotopes = Atoms having the same atomic number but a different mass number.
Isobars = Atoms with same mass number but different atomic number
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