Question
Which of following statements correctly describes energy levels?
A. Electrons can never move to a higher or lower energy level.
B.In it's outermost energy level, oxygen has 4 valence electrons.
C. The second energy level holds a maximum of eight electrons.
D. The greater the energy of the level, the father away it is from the nucleus.
A. Electrons can never move to a higher or lower energy level.
B.In it's outermost energy level, oxygen has 4 valence electrons.
C. The second energy level holds a maximum of eight electrons.
D. The greater the energy of the level, the father away it is from the nucleus.
Answers
A can't be right but check out the others.