Two isomers of butane.

What are isomers ? Write all the isomers of butane.

Assertion : Following are the structural isomers of butane. Reason : Structural isomers have the same molecular formula but they differ in their structures.

Which of the following are correct structural isomers of butane?

Which of the following are correct structural isomers of butane( इसमे से कौन ब्यूटेन का सही संरचनात्मक समावयवी है ) ?

What is meant by "structural isomers"? Give reason why propane (C_(3)H_(8)) cannot exhibit this characteristic. Draw the structures of possible isomers of butane (C_(4)H_(10)) .

(I) Give various functional isomers of butan-1-amine and give their isomeric relations. (II) Give various isomers of butan -1-amine and their isomeric relations.

Arrange the following conformational isomers of n - butane in order of their increasing potential energy :