Which of the following is correct when writing formulas for ionic compounds? A. Put the nonmetal first, followed by the metal.
B. The charge of the ions is equal to the subscript for that ion.
C. The compound needs to be net neutral.
D. Put all polyatomic ions in parentheses.

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?