Organic Chemistry Answers

Lassaigne’s test can be performed for the detection of hetero-elements present in organic compounds by fusing the compound with active metal like sodium.

a. What is the purpose of preparing sodium extract or Lassaigne’s solution?

b. Write the reactions involved in detection of Nitrogen in organic compound?

c. Why sodium extract is alkaline in nature?

What are the tertiary amine compound

5 compounds which gives a positive response when treated with Iodine in alkaline medium, 2,4-dinitrophenyl hydrazine reagent and sodium Nitroprusside, whilst, shows a negative response to Fehling’s reagent, Tollen’s reagent and chromic acid.

what is carbonions

The internal combustion engine takes advantage of the ability the combustion reaction of gasoline to do BLANK and move a piston up and down

A. enthalpy

B. work

C. entropy

D. free energy

The combustion of a fuel is generally favoured because of the large increase in entropy due to

A. the exothermic reaction

B. the formation of a larger number of product molecules

C. the formation of a smaller amount of product molecules

D. the dissolution of products in the air

1.     Starting with benzene, how will you prepare 2-phenylheptane? Draw the reaction. Draw the reaction.

1.     Predict the product of nucleophilic acid substitution reaction of benzoyl chloride with 2-propanol. Draw the reaction.

1.     What carbonyl compound would you reduce to obtain 4-methyl-2-hexanol? Draw the reaction.

1.     What is the major product when you react 2-bromobutane with acetate which is a weak base? Draw the reaction.