JEE Main Chemistry question

Chemistry Chemistry in Everyday Life JEE Main

Not in JEE Main or NEET syllabus

Soaps do not form froths easily in hard water because:

(A)Of formation of insoluble saltsCorrect
(B)Of formation of complex salts
(C)Of lower solubility of soaps in hard water
(D)None of these

Answer: (A)

Solution

Hard water contains and ions, which react with the soluble sodium/potassium soap to precipitate insoluble calcium/magnesium fatty acid salts (scum); this precipitation consumes the soap before it can generate a stable lather,

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-150890