The Jovian Planets, or the so-called "Gas Giants", are mainly composed of vast quantities of hydrogen and helium. The terrestrial planets are mainly composed only of rocky material. This difference is due to:.

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided