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Arrange the following in increasing order (i) Refractory propertie of BeO , MgO , CaO Give reason for the arrangement …???

Arrange the following in  increasing order
   (i)  Refractory propertie of BeO , MgO , CaO
          Give reason for the arrangement …???

Grade:9

1 Answers

Vikas TU
14149 Points
6 years ago
Increasing order: CaO less than MgO less than BeO.
                          This is because Group II elements have their radii increasing down the group and hence the strength of the ionic bonds formed decreases down the group.

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