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- #Chemistry
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- #Chemical Bonding and Molecular Structure
Among CaH2, BeH2, BaH2, the order of ionic character is
- Option 1)
BeH2 < BaH2 < CaH2
- Option 2)
CaH2 < BeH2 < BaH2
- Option 3)
BeH2 < CaH2 < BaH2
- Option 4)
BaH2 < BeH2 < CaH2
Answers (1)
As we learnt that @9567
Smaller the size of cation , more will be its polarising power. Hence BeCl2 will be least ionic.
Option 1)
BeH2 < BaH2 < CaH2
This is incorrect.
Option 2)
CaH2 < BeH2 < BaH2
This is incorrect.
Option 3)
BeH2 < CaH2 < BaH2
This is correct.
Option 4)
BaH2 < BeH2 < CaH2
This is incorrect.
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