Explain Williamson's ether synthesis.

Explanation

b) Alkyl halides on heating with alkoxide in alcoholic medium gives ethers, this reaction is called williamson.s ether syntheis
`R-ON a+X-R^(1)overset(Delta)rarr R-O-R^(1)+Nax`
`underset("methodie")underset("Sodium")(CH_(3)-ON a+I)+underset("iodide")underset("Methyl")(I-CH_(3))overset(Delta)rarr underset("methane")underset("Methoxy")(CH_(3)-O-CH_(3))`