Question

What qualify sulphuric acid as a lewis acid?

Answer 1

Answer:

A Lewis acid is a compound which can accept an electron pair to form a covalent bond. By this definition, some compounds which don't contain hydrogen qualify as acids, including aluminum trichloride and boron trifluoride.

Explanation:

Answer 2

Answer:

Sulfuric acid can supply up to 2 H+ ions per molecule, and H+ ions are Lewis Acids.