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Science TN
10th Std
Ch-11: Carbon and its compounds
1.
Soap and detergents
Exercise condition:
1
m.
Which of the following statements is wrong about detergents?
It is a sodium salt of long chain fatty acids
It is sodium salts of sulphonic acids
The ionic part in a detergent is -\(SO_3{^-}Na^+\)
It is effective even in hard water.
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