Carbon and oxygen bond to form carbon dioxide. what is the chemical formula for each of the reactants? a. c2 and o b. c2 and o2 c. c and o2 d. co2 and o2

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