What is the number of electrons in a potassium atom?

Answer 1

The number of electrons is the same as the atomic number, #Z#, of potassium.

For #"potassium"#, #Z=19#, and if there are 19 positive nuclear charges, there are 19 negative electronic charges. How many electrons in #K^+#?
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Answer 2

An atom of potassium contains 19 electrons.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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