Question

what main energy level of 19K

Answer 1

19k means 19000...................

Answer 2

Answer:

19 k means 19 potassium

Explanation:

potassium has 19 protons and 19 electrons. There are 2 electrons on the first energy level, 8 electrons on the second level, 8 electrons on the third energy level, and 1 on the fourth energy level.