These are the components of the reservoirs of carbon that are exchanged in our environment.

☆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

Here is the link to the all information u need i mean answer key

A1 a 2 a 3 ooh lol i think that's it