Which element in period 2 has six electrons in its electron dot structure?

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.

What happens to the atomic radius when an elctron is lost

How many neutrons does an element have if its atomic number is 50 and its mass number is 166