Two alkyl groups joined in one oxygen (ROR) 🌻Dimethyl ether ( methoxymethane ) 🌻Diethyl ether ( ethoxyethene ) 🌻Anisole ( methoxybenzene ) 🌻Diphenyl ether ( oxydibenzene ) USES OF ETHERS 🌻 Dimethyl ether as a refrigerant and as a solvent at low temperature. 🌻 Diethyl ether is a common ingredient as an anaesthesia in surgery. 🌻 Anisole is used to make perfumes, flavorings and solvent. 🌻 Diphenyl ether is used soap perfumes and used in production of polyesters. 🪵Dimethyl ether 🪵Diethyl ether 🪵Ethyl methyl ether 🌻 Colorless gas with medicinal odor. Its has methyl group (CH3) and ethyl group CH2CH3 both attached to an oxygen. 2 Timothy 3:16-17 All Scripture is breathed out by God and profitable for teaching, for reproof, for correction, and for training in righteousness, that the man of God may be competent, equipped for every good work.