Need with chemistry ! i need the correct answers for questions 6-14

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

8. what happens to matter during a chemical reaction

The same side of the moon always faces earth because the