An electric-neutral K atom has 19 protons and 19 electrons.
19 Protons and 20 electrons
19 electrons, 19 protons and 20 neutrons
Potassium-41 has 19 electrons and protons and 22 neutrons.
Potassium is in the s block. It contains 19 protons in the atom.
19 electrons, 19 protons and 20 neutrons
The atomic number of potassium is 19. So there are 19 protons, 19 electrons. In K-40 isotope, there are 21 neutrons.
K-
Protons=electrons=33
K
15 electrons and 15 protons
6 electrons and 6 protons
6 protons and 6 electrons