1.

Synthetic detergents are more effective in hard water than soaps because [AMU 2002]

A. They are highly soluble in water
B. Their \[C{{a}^{++}}\] and \[M{{g}^{++}}\] salts are water soluble
C. Their \[C{{a}^{++}}\] and \[M{{g}^{++}}\] salts are insoluble in water
D. None of these
Answer» C. Their \[C{{a}^{++}}\] and \[M{{g}^{++}}\] salts are insoluble in water


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