When a 40% formaldehyde solution is allowed to stand or is evaporated, it undergoes polymerization to form a white solid trimer known as:
Q1. When a 40% formaldehyde solution is allowed to stand or is evaporated, it undergoes polymerization to form a white solid trimer known as:
Answer: Metaformaldehyde
Explanation: Metaformaldehyde is a white solid trimer of formaldehyde. Option A is incorrect because paraldehyde is the trimer of acetaldehyde.