What is the number of electrons in a potassium atom?

Explanation: Potassium is element number 19 on the Periodic Table of the Elements. If you refer to the table, you will see that the atomic symbol for Potassium is K . read more

The number of electrons is the same as the atomic number, #Z#, of potassium. Explanation: For #"potassium"#, #Z=19#, and if there are 19 positive nuclear charges, there are 19 negative electronic charges. read more

Potassium has an atomic number of 19, which means one neutral atom of this element has 19 electrons. There will be two electrons in the first energy level, eight in the second level, eight in the third level and one in the final energy level. This last electron is known as a valence electron. read more