Question

According to Lewis acid-base concept, which is a correct statement?

• A. Species in which central atom has completed octet can not act as acid.
• B. All negatively charged ions are acids.
• C. Molecule in which the central atom has vacant orbitals acts as acid.
• D. All positively changed ions are bases.

Answer 1

Answer: (C)

Molecule in which the central atom has vacant orbitals acts as acid.

According to Lewis acid-base concept, molecule in which the central atom has vacant orbitals acts as acid.