Different methods of evaporating salt

One way is to preform the basic evaporation experiment. Another way is to create a distiller. And a more uncommon method is to use reverse osmosis. 

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts