Five atoms are shown below. The letters are NOT chemical symbols.
Which one of the following atoms has the highest first ionisation energy?
A. _{11}^{23}Z
B. _{10}^{20}W
C. _{9}^{21}X
D. _{11}^{22}Y
E. _{9}^{19}V
Five atoms are shown below. The letters are NOT chemical symbols.
Which one of the following atoms has the highest first ionisation energy?
A. _{11}^{23}Z
B. _{10}^{20}W
C. _{9}^{21}X
D. _{11}^{22}Y
E. _{9}^{19}V