What is the atomic number of an atom with 20 protons 18 electrons and 22 neutrons

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

Using the periodic table, complete the table to describe each atom. type in your answers

What are the first three quantum numbers for the electrons located in subshell 2s?