18. Which of the following give(s) the correct order of ionization energies?
a. Li > Na > K > Rb
b. Na > Mg > P > Cl
c. both a and b
d. (neither a nor b)- Correct answer
a. Li > Na > K > Rb
b. Na > Mg > P > Cl
c. both a and b
d. (neither a nor b)- Correct answer