Question

Of the metals $Be,$ $Mg,$ $Ca$ and $Sr$ of group II A. In the periodic table the least ionic chloride would be formed by.

• A. $Be$
• B. $Mg$
• C. $Ca$
• D. $Sr$

Answer 1

Answer: (A)

$Be$

Answer 2

Because of small atomic size and high I.E. Be forms covalent chloride.