the electronic configuration of the potassium atom is 2,8,8,1 .explain this and show why potassium is a very reactive metal.​

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers