Formalin is (a) HCHO (b) CH3CHO (c) HCOOH (d) CH3COOH Formalin is (a) HCHO (b) CH3CHO (c) HCOOH (d) CH3COOH February 12, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related