Q: 145 (IAS/2002)

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Assertion (A) : Synthetic detergents can lather well in hard water.
Reason (R) : Synthetic detergents form soluble calcium and magnesium salts with hard water.
question_subject: 
Science
question_year: 
2002
question_exam: 
IAS
question_sub_subject: 
Chemistry
question_topic: 
Inorganic Chemistry
stats: 
0,1200,408,1200,88,88,232