A. Acid
B. Ester of alkanoic acid
C. Alkali
C. Alkanol
Correct Answer:
Option C – Alkali
Explanation
Lye is a metal hydroxide traditionally obtained by leaching wood ashes, or a strong alkali that is highly soluble in water producing caustic basic solutions / an alkaline solution that is used to make soaps. “Lye” most commonly refers to sodium hydroxide (NaOH), but historically has been used for potassium hydroxide (KOH).