Ethers+and+Carboxylic+Acids

===**__Definition:__** An ETHER is a compound in which an oxygen joins two hydrocarbon groups."Text p.235" ( R–O–R ) === Many Ethers share one anaesthetic properties.(A drug that stops you feeling pain, used commonly in operation.) Example: Ethoxyethane (hospital ether) CH3CH2-O-CH2CH3

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A **CARBOXYLIC ACID** is an organic compound which contains a COOH group. The COOH group is also sometimes shown as Commonly referred to as "organic acids" "Text p.236" or just like the book shows. ( R–COOH ) ======

Example: HCOOH( methanoic acid Found in Red ant venom) -liquid poison that some snakes, insects etc produce when they bite or sting you. ​

​ reference：[] some other pictures also come from GOOGLE some informations are from classmates inclass teaching