First slide

Alkaline earth metals

Question

Select the correct basic character

Moderate

A

$NiO < MgO < SrO < K_{2} O < {Cs}_{2} O$
B

$NiO < MgO < K_{2} O < BrO < {Cs}_{2} O$
C

$MgO < NiO < SrO < K_{2} O < {Cs}_{2} O$
D

$SrO < NiO < MgO < K_{2} O < {Cs}_{2} O$

Solution

greater the electropositivity of metal greater will be its basic nature of oxide

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