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23-08-2022
Chemistry

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One isotope of sodium has 11 protons and 7 neutrons. what is the mass number of this isotope?471118

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Tutorconsortium328 Tutorconsortium328

29-08-2022

18 is the mass number of this isotope.

What exactly are isotopes?

The definition of an isotope is an element with the same number of protons but different numbers of neutrons.
An element's atomic number is determined by how many protons it contains. The isotopes Carbon 12 and Carbon 14 are two examples.
In the healthcare industry, isotopes are frequently used.
For instance, the cobalt isotope cobalt-60 is used to irradiate cancers with gamma rays, and carbon dating and lung imaging both use the isotope of xenon.

What isotope contains seven neutrons?

Three isotopes of carbon are found in nature: carbon 13, which has 7 neutrons, carbon 14, which has 8 neutrons, and carbon 12, which has 6 neutrons (plus 6 protons = 12). There are various isotopes for each element.

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