sodium azide breaks down at 275°C. Potassium azide is made from potassium and breaks down at 355°C. Why do you think it is brttter to use sodium azide in an air bag?

☆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

Answerhund's rule;

It decreases by 4 is your answer mark brainliest