Question

How to find the number of electrons in an isotope?

Answer 1

Answer:

The number of neutrons equals the mass number of the atom minus the atomic number. The atomic number and average atomic mass (the weighted average of the mass number of all isotopes) can be found on the Periodic Table. The number of electrons in neutral atoms and isotopes equals the number of protons.

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Answer 2

Answer:

In an isotope of an element , the atomic number remains same - only the number of neutrons change .

Hence the no.of electrons will be equal to the atomic number

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