Question

 

The solubility in water of sulphates down the Be group is:

Be > Mg > Ca > Sr > Ba. This is due to

Solution

Correct option is

Higher coordinates number

As the size increase, the extent of hydration i.e., coordination number decreases and hence the solubility decreases accordingly. 

SIMILAR QUESTIONS

Q1

Which of the following is the correct order of gradually decreasing basic nature of the oxides?

Q2

KO2 (potassium superoxide) is used in oxygen cylinders in space and submarnies because it 

Q3

A metal M readily forms water soluble sulphate MSO4, water insoluble hydroxide M(OH)2 and oxide MO which becomes inert on heating. The hydroxide is soluble in NaOH. The metal M is

Q4

On dissolving moderate amount of sodium metal in liquid NH3 at low temperature, which one of the following does not occur?

Q5

Which of the following chemicals is not present in clear hard water?

Q6

Identify the least stable ion amongst the following

Q7

Which of the following has maximum lattice energy?

Q8

Which of the following is the correct order of gradually decreasing basic nature of the oxides?

Q9

KO2 (potassium superoxide) is used in oxygen cylinders in space and submarnies because it 

Q10

A metal M readily forms water soluble sulphate MSO4, water insoluble hydroxide M(OH)2 and oxide MO which becomes inert on heating. The hydroxide is soluble in NaOH. The metal M is