Answer:5
Explanation:The pnictogen group, or nitrogen group, is located in column 15 of the periodic table. This family consists of the elements nitrogen, phosphorus, arsenic, antimony, bismuth, and ununpentium (N, P, As, Sb, Bi, and Uup, respectively). Each member of this family contains five valence electrons.
Answer:
D
Explanation:
The electrons revolve around the nucleus and they contain negative charge
Answer: D:wavelenght
Explanation: Students will understand that shorter wavelengths have higher frequency and energy.