Q. Amongst the following hydroxide, the one which has the lowest value of solubility product at ordinary temperature (about ) is

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A

B

C

D

Solution:

The solubility of hydroxides of group 2 elements increases on moving down the group. has minimum solubility in water. The lesser the solubility of the hydroxides, the smaller will be is solubility product. Hence, has the lowest solubility product amongst the group 2 hydroxides.

Questions from NTA Abhyas 2022

1. An alkene on ozonolysis gives a mixture of two carbonyl compounds. Mixture on Clemmensen reduction gives just one alkane . is the lowest alkane which in pure form can not be prepared by standard Wurtz method. is

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3. Blue colour of alkali and alkaline earth metals in liquid is due to

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