State the number of valence electrons for each element listed below. You must get these all correct to receive credit for this question. Blank 1 Magnesium Blank 2 Rubidium Blank 3 Gallium Blank 4 Iodine Blank 5 Tin Blank 6 Arsenic Blank 7 Xenon Blank 8 Helium Blank 9 Selenium