Navigate

For alkali metals, which one of the following trends is incorrect

For alkali metals, which one of the following trends is incorrect

Options

(a) Hydration energy: Li > Na > K > Rb
(b) Ionization energy: Li > Na > K > Rb
(c) Density: Li (d) Atomic size: Li

Correct Answer:

Density: LiExplanation:

Density gradually increases on moving down from Li to Cs. Potassium is, however, lighter than sodium. The abnormal value of potassium is due to unusual increase in atomic size, i.e., atomic volume.

KA2010
admin:

Related Questions

  1. CF₂ = CF₂ is monomer of
  2. Which type of bond is there in H₂S molecules
  3. Which metal will displace copper from copper sulphate solution
  4. Which one among the following is most reactive towards electrophilic substitution
  5. Which of the following group activates the benzene ring most towards electrophili