s-Block ElementsHard

Question

Crude common salt becomes damp on keeping in air because :

Options

A.It is hygroscopic in nature.
B.It contains MgCl2 and CaCl2 as impurities which are deliquescent in nature.
C.(A) and (B) both.
D.none.

Solution

(B) On account of higher polarising power, Mg2+ and Ca2+ have higher degree of hydration. So MgCl2 and CaCl2 form hydrated salts.

Create a free account to view solution

View Solution Free
Topic: s-Block Elements·Practice all s-Block Elements questions

More s-Block Elements Questions

Sodium metal can be stored under :...Consider the following statements ; S1 : Alkali metals are never found in free state in nature. S2 : The melting and boi...Which of the following statement is incorrect ?...Which of the following product is formed when four moles of NO gas reacts with two moles of potassium hydroxide?...Match the compounds /metal in (X) with their uses in (Y) : X YA. liquid sodium metal I breathing apparatus in submarineB...