Q4 of 20 Page 129

Find three pairs of isomers from the compounds given below. Identify the type of isomerism to which each pair belongs.

a) Propan-1-ol


b) 2,2,3,3-Tetramethylbutane


c) Octane


d) Propan-2-ol


e) Methoxyethane

The structures of all the compounds given above are: -



Three pairs of isomers from the above compounds and the type of isomerism to which each pair belongs are: -



More from this chapter

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2

Write down the IUPAC names of the compounds given below

a)


b)


c)


d) CH3—CH2—CH2—C ≡ CH


e) CH3—CH2—CH2—OH


f) CH3—CH2—O—CH3


g) CH3—CH2—CH2—CH2—CH2–COOH

 3

Write the structural formulae of all possible isomers of the compound with molecular formula C4H10O. Identify the different isomer pairs from them and find the type of isomerism to which each pair belongs.

 5

The structural formulae of two organic compounds are given.

(i) CH3—O—CH2—CH3


(ii) CH3—CH2—CH2—OH


a) What are the IUPAC names of these compounds?


b) Write one similarity and one difference between these two compounds.


c) What is this phenomenon known as?

 6

Write down the structural formulae of the following compounds.

a) Cyclopentane


b) Cyclobutene