Question

Which of the following combinations of combining atoms of elements gives rise to the strongest ionic bond?

• A. Sodium and iodine
• B. Sodium and chlorine
• C. Sodium and bromine
• D. Sodium and fluorine

Answer 1

Answer: (D)

Sodium and fluorine

Greater the difference in electronegative of two atoms, greater is the ionic character in the bond.

Here, sodium is common while flourine is the elecetronegative element.

The bond between sodium and flourine will be the strongest ionic bond in the given options.