What is an isotope?
Answer Different versions of the same element with different numbers of neutrons.
An element always has the same number of protons, but it can lose or gain neutrons. Each form of an element is called an isotope. The isotope carbon-12 has six protons and six neutrons, while carbon-14 has six protons and eight neutrons.
Asked by Brian Edwards · Last updated 5 years ago · 5.8K views · SOURCE
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