1.

The number of ethers possible with the molecular formula `C_(4)H_(10)O` is.A. threeB. fourC. twoD. one

Answer» Correct Answer - A
Ethers have two hydrocarbon groups bonded to an oxygen. They could be symmetrical as well as unsymmetrical:
`underset("Methyl n-propyl ether")(CH_(3)-O-CH_(2)CH_(2)CH_(3))`
`underset("Isopropyl methyl ether")(CH_(3)-O-underset(CH_(3))underset(|)(CH)-CH_(3))`
`underset("Diethyl ehter or ethyl ether")(CH_(3)CH_(2)-O-CH_(2)CH_(3))`
With simple ehters teh prefix di is often omitted.


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