Question

Give reasons why isotopes have same chemical but different physical properties​

Answer 1

Answer:

This is because isotopes of an element have the same number of electrons as an atom of that element. But they have different number of neutrons which affects the mass number. ... Hence isotopes have similar chemical properties but different physical properties.

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Answer 2

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Isotopes of an element have same atomic number but different mass number. Hence, they have same number of electrons. Chemical properties are related to the number of valence electrons. ... Hence, they have different physical properties.

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