Why is citric acid added to food? to add color to add tartness to add bitterness to add sweetness its b. i'm only putting this out there because all the ones that are already on this website are wrong and archived.

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals