ISOMERISM

How many structural isomers with an unbranched carbon chain have the molecular formula C₄H₈Br₂?

• 4

• 5

• 6

• 7

How many structural isomers are there with the molecular formula C₃H₆BrCl?

• 4

• 5

• 6

• 7

Which is a pair of functional group isomers?

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How many isomers have the molecular formula C₅H₁₂?

• 2

• 3

• 4

• 5

The structure of cyclohexene is shown.

Which of the following is the general formula of cyclic alkenes such as cyclohexene?

• C_nH_2n–4

• C_nH_2n–2

• C_nH_2n

• C_nH_2n+2

Which one of the following is a pair of functional group isomers?

• CH₃COOCH₂CH₃ and CH₃CH₂COOCH₃

• (CH₃)₂CHCH(CH₃)₂ and (CH₃)₃CCH₂CH₃

• CH₃CH₂OCH₃ and (CH₃)₂CHOH

• ClCH₂CH₂CH=CH₂ and CH₃CH=CHCH₂Cl

How many structural isomers, which are aldehydes, have the molecular formula C₅H₁₀O?

• 2

• 3

• 4

• 5

How many structural isomers, which are esters, have the molecular formula C₄H₈O₂?

• 2

• 3

• 4

• 5

The number of structural isomers of molecular formula C₄H₉Br is

• 5

• 4

• 3

• 2

Which statement best defines chain isomerism?

• Existance of chemical compounds with different functional group

• structural formula that has different location of substituent group

• Different ways the same number of carbons are connected which is either straight or branched

• Similar chemical properties with different physical properties such as solubility