## Answers

- Compound C will have more intermolecular hydrogen bonding, due to hydrogen of NH2 substituent of 1 molecule with nitrogen atom of same substituent of same molecule
- compound A is the most non-polar compound due to lack of polar groups or electronegative atom like nitrogen and oxygen as are present in B C and D
- Compound C will have lowest RF on TLC plate. Because it is highly polar compound and it will not travel distance with non -polar mobile phase of TLC
- In distillation setup option B is right, flow of water should be opposite to vapours direction.

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