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. The pH value of the solution in which a particular amino acid dose not migrate
  2. Which of the following is not a thermodynamic function
  3. According to law of mass action rate of a chemical reaction is proportional to
  4. In which of the following resonance will be possible
  5. Amount of calcium oxide required, when it reacts with 852 g of P₄O₁₀ is