Organic chemistry review

Which among the following is not a class of organic compound?

• Carbonyl compound

• Nitro compound

• Amides

• Electro compounds

Chlorination of alkanes is an example of

• Elimination reaction

• Free radical substitution reaction

• Nucleophilic substitution reaction

• Electrophilic addition reaction

Choose the incorrect option regarding isomerism:

• They differ in both physical and chemical properties

• They have different molecular formula

• There are two types of isomerism : Structural and Stereoisomerism

• Geometric and optical isomerism are two types of stereoisomerism

The molecular formula C₅H₁₂ contains how many isomeric alkanes?

• 1

• 2

• 3

• 4

General formula for amines is

• R-CH₂

• R₂CH

• R-NH₂

• R-COOH

What kind of molecule is this?

• alkane

• alkene

• alkyne

• cycloalkane

Classify the compound based on the functional group present.

• Ketone

• Carboxylic acid

• Ester

• Ether

Classify the compound based on the functional group present.

• Ether

• Ketone

• Ester

• Carboxylic acid

Which statement best defines chain isomerism?

• Existance of chemical compounds with same molecular formula

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

• Have mirror image of each other

• Similar chemical properties with different physical properties such as solubility

If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?

• 20
• 22
• 40
• 42