JEE Main Chemistry question

Chemistry Chemistry in Everyday Life JEE Main

Not in JEE Main or NEET syllabus

A soap molecule has two parts, a polar part and a non-polar part. When soap is added to water:

(A)Both parts dissolve in water
(B)The non-polar part dissolves in water
(C)The polar part dissolves in waterCorrect
(D)Both parts remain undissolved in water and form a hydrocarbon layer

Answer: (C)

Solution

A soap molecule's polar carboxylate head is hydrophilic and readily dissolves (hydrates) in water, while its long hydrocarbon tail is hydrophobic and resists dissolving in water

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-150940