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  • Need clarity, kindly explain! Which of the following compounds has the lowest melting point?

Which of the following compounds has the lowest melting point?

  • Option 1)

    C_{a}Cl_{2}

  • Option 2)

    C_{a}Br_{2}

  • Option 3)

    C_{a}I_{2}

  • Option 4)

    C_{a}F_{2}

 

Answers (1)

As we learnt in

Nature of compounds formed by alkaline earth metals -

Be and Mg form covalent compounds other elements froms ionic compounds. This character increases down the group.

-

 

 As the covalent character increases down the group the melting point among the given species.

 


Option 1)

C_{a}Cl_{2}

This option is incorrect

Option 2)

C_{a}Br_{2}

This option is incorrect

Option 3)

C_{a}I_{2}

This option is correct

Option 4)

C_{a}F_{2}

This option is incorrect

Posted by

Vakul

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