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How much electric charge does one electron carry?

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The science behind static electricity — electricity Explanation of static electricity and its manifestations in everyday life.

One electron carries a negative electric charge of $1.602176634 \times 10^{- 19}$ coulombs.21

This value is known as the elementary charge and represents the fundamental, naturally occurring unit of electric charge. All freely existing charged subatomic particles discovered to date possess a charge equal to this value or a whole-number multiple of it.23