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Match List I (Oxidation number) with List II (The element) and select the correct answer using the codes given below the lists: List I (Oxidation num
Assertion (A): With the increase of temperature, the viscosity of glycerine increases. Reason (R): Rise of temperature increases kinetic energy of mo
Assertion (A): Synthetic detergents can lather well in hard water. Reason (R): Synthetic detergents form soluble calcium and magnesium salts with har
In an examination, every candidate took Physics or Mathematics or both. 65.8% took Physics and 59.2% took Mathematics. The total number of candidates
A complete cycle of a traffic light takes 60 seconds. During each cycle the light is green for 25 seconds, yellow for 5 seconds and red for 30 seconds
The correct answer is option (b): Addition of solutes to a solution causes an increase in its water potential. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
This question was asked in UPSC CSE Prelims 2002, GS Paper 1, as Question 28. It falls under Science & Technology > Chemistry.
This question is rated "medium". It is a challenging question that demands deep subject knowledge and analytical thinking.
UPSC has asked 53 questions from Chemistry (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.