CBSE /Class 9
Science MCQ Based On Structure of the atom isotopes
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CBSE Class 9 Science Structure of the atom isotopes
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What is the relation between atomic mass and nucleons?
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What is the formula for finding the number of electrons in a shell?
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What is the formula for finding the number of electrons in a shell?
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1 mole quantity of any subtance contains a fixed number of atoms.
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Atomic mass of an atom is the sum of the number of nucleons present inside that atom
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What is the atomic mass of 1 mole of hydrogen?
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