What describes the solvent in any solution

Solvent is more than a solute. Like salt water. Water is the solvent and salt will be the solute

Solvent is what does the dissolving
solute is what is being dissolved

Iam not sure butch i thinnk it is ab

☆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