1.

Which of the following orders of properties is /are correct?

Answer»

`i)"Meltimng point of halides : "MF_(2)gtMCl_(2)gtMBr_(2)gtMI_(2)`
Basic characherter of oxides : `BEO lt MgO lt CaOgt SrOlt BAO`
Decreasing polariity :`CsFgt KF gtCaOgt Mgo`
Increasing IONIC character :`BeC_(2)lt Mg Cl_(2)lt CaCl_(2)`

Answer :2


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