Ethyl ethanoyloxyethanoate is `:`

Ethyl butanoate

Ethyl propanoate

Which of the following compound is formed as major product when ethyl propanoate and ethyl methanoate are reacted in the presence of sodium ethoxide in ethyl alcohol followed by acidification?

Mole fraction of ethyl alcohol in aqueous ethyl alcohol solution is 0.25 . Hence percentage of ethyl alcohol by weight is :

Ethyl chloride is

Ethyl acetate cannot be prepared by the reaction of ethyl alcohol with