______1.is this method is to convert sea seawater to drinking water of their ship during ancient time
_______2.it is boiling point of pure water at sea level (1 atmospheric pressure)
_______3.he is known as "father of the periodic table"
_______4.it is the element noun ask cuprum during the ancient time
_______5.it is the element with 26 protons
______6.it is the transition metal element with 25 electron
______7.it is a noble gas with two electron
______8.it is a metal with 28 electrons​