Some atoms of potassium, K contain 19 protons and 20 neutrons in their nuclei. What is the correct symbol for these atoms

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2022-09-09

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Some atoms of potassium, K contain 19 protons and 20 neutrons in their nuclei.

What is the correct symbol for these atoms?

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saraalalwane

2022-09-09

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C: the number of protons (the atomic number) is written as a subscript.

The sum of the number of protons and neutrons (the mass number) is

written as a superscript.

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