1- Rank the following compounds in order of increasing strength of intermolecula

Question

1- Rank the following compounds in order of increasing strength of intermolecular forces, putting the molecule with the weakest intermolecular force first.

2- The indicated carbon atom is :

a)    Electrophilic because it is electron-deficient.

b)Nucleophilic because it is electron-deficient.

c) Electrophilic because it is electron-rich.

d)Nucleophilic because it is electron-rich.

3- What is the IUPAC name for the following compound?

a) 5-Ethyl-3,6-dimethylheptane

b)3-Ethyl-2,5-dimethylheptane

c)3-Ethyl-2,5-dimethyloctane

d)5-Ethyl-3,6-dimethyloctane

Explanation / Answer

Ans- (1) Amide > Acid > Alcohol > Ketone ~ Aldehyde > Amine > Ester > Ether > Alkane ... is an order of intermolecular forces

hence increasing order is- alkane < aldehyde < ketone

Ans-(2) a) Electrophilic because it is electron-deficient and carring positive charge.

Ans- (3)  IUPAC name for the compound is b)3-Ethyl-2,5-dimethylheptane

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