Set up the ion formation equations, with ionization energy values for each electron valence layer, dosatoms of the chemical elements below: a) Na z = 11 b) Ca z = 20 c) Sr z 38 d) Li z = 3 e) Cs z = 55 f) Be z = 43

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.