Introduction to Organic Chemistry #1

The two types of stereoisomers are...

• Diastereomers & enantiomers

• Enantiomers & positional isomers

• Chain isomers & positional isomers

• Diastereomers & functional group isomers

Which of the following is a chiral molecule?

• CH₂BrI

• CH₃CBr₂Cl

• (CH₃)₂CHCl

• CH₃CHBrCH₂CH₃

Vinyl acetate is used to make poly(vinyl acetate), PVA, plastic. The structure of vinyl acetate is shown above. Based on the given structural formula, vinyl acetate...

• ...is a cis isomer.

• ...is a trans isomer.

• ...exhibits structural isomers.

• ...contains a chiral carbon atom.

The functional groups present in the amino acid with the structural formula as shown below are...

• alkoxy, carboxy & benzene ring.

• alkoxy, hydroxyl & benzene ring.

• amino, carboxyl & phenol.

• hydroxyl, carbonyl & phenol.

The number of possible structural isomers for bromobutane, C₄H₉Br is...

• 2

• 3

• 4

• 5

Which of the following species is NOT an electrophile?

• NH₃

• Br₂

• HBr

• AlCl₃

Which of the following free radical is the most stable?

• 
• 
• 
• 

Which of the following species is/are nucleophile?

• OH^-

• H₂O

• R₃C^-

Which of the following compound(s) is/are optically active?

• (Cl)CH₂CH₂CH₃

• CH₃CH(OH)CH₂CH₃

• CH₃CH(NH₂)COOH

A pair of enantiomers has the following characteristics:

• They are non-mirror images.

• They are stereoisomers.

• Each enantiomer rotates plane-polarised light in opposite direction of the other.