Question

8) Define istopes of element ? write the applicati.
on of isotopes?
Page No.​

Answer 1

Answer:

Isotopes are the elements with same atomic mass but different chemical properties.

Hope that answers your question.

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Answer 2

Answer:

An isotope is any form of a chemical element that has the same number of protons in the nucleus

(or)

the same atomic number, but has a different number of neutrons in the nucleus.

Application:

In medicine, for example, cobalt-60 is extensively employed as a radiation source to arrest the development of cancer. 

in diagnostic application is using radioactive iodine-131 to test for thyroid activity.

Carbon-14 is particularly useful in determining the age of once-living artifacts (e.g., animal or plant matter)