Chemistry · Carbon and its Compounds
A soap molecule consists of a hydrophilic ionic head and a hydrophobic long carbon chain (tail). Which of the following correctly explains the interaction of a soap molecule with dirt/oil during cleansing?
- 1Neither the ionic end nor the carbon chain interacts with the oil since soap is made from oil.
- 2The carbon chain end of the soap interacts with the oil.✓
- 3The closest end of the soap (either ionic or carbon chain) interacts with the oil.
- 4The ionic end of the soap interacts with the oil.
Correct answer
The carbon chain end of the soap interacts with the oil.
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