Question

The correct sequence of increasing covalent character is represented by

• A.
• B.
• C.
• D.

Answer 1

The correct option is C

As difference in electronegativity increases, the $\%$ ionic character increases and covalent character decreases. Electronegatitivities of Li, Na and Be are 1.0, 0.9, 1.5 and of Cl is 3.0