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Explain with examples :-(i) Atomic number(ii) Mass number |
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Answer» Answer: here is your answer Explanation: Atomic Number: The number of the protons present in the nucleus of an ATOM is called atomic number. ... ii) Mass number is the number of protons and neutrons in the nucleus taken together. For EXAMPLE, mass number of sodium is 23 g/mol. iii) ISOTOPES are ELEMENTS with the same atomic number but different mass numbers. |
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