c
Compared to Potassium, Radium has more valence electrons, and they are in a higher energy level.
Which statement correctly compares the valence electrons for atoms of Potassium (P) and Radium (Ra)?
a
Compared to Potassium, Radium has fewer valence electrons, and they are in a higher energy level.
b
Compared to Potassium, Radium has fewer valence electrons, and they are in a lower energy level.
c
Compared to Potassium, Radium has more valence electrons, and they are in a higher energy level.
d
Compared to Potassium, Radium has more valence electrons, and they are in a lower energy level.
1 answer