- 1UPSC CSE I - 2025What is the common characteristic of the chemical substances generally known as CL-20, HMX and LLM-105, which are sometimes talked about in media?
- 2UPSC CSE I - 2019In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with apprehension. These chemicals are used as
- 3UPSC CSE I - 2009
Which one of the following is used as an explosive?
- 4UPSC CSE I - 2007
Which one of the following is another name of RDX?
- 5UPSC CSE I - 2007
Which one among the following is called philosopher's wool?
- 6UPSC CSE I - 2006
Consider the following chemicals:
- Benzene
- Carbon tetrachloride
- Sodium carbonate
- Trichloroethylene
Which of the above/is are used as dry cleaning chemical?
- 7UPSC CSE I - 2000
Match List I (Industrial processes) with List II (Industry with which associated) and select the correct answer using the codes given below the Lists:
List I List II I. Cracking A) Rubber II. Smelting B) Petroleum III. Hydrogenation C) Copper IV. Vulcanization D) Edible fats
Codes:
- 8UPSC CSE I - 1998
Match List-I with List-il and select the correct answer using the codes given below the lists:
List-I List-II A. Potassium bromide 1. Fertiliser B. Potassium nitrate 2. Photography C. Potassium sulphate 3. Bakery D. Monopotassium tartarate 4. Gun powder Codes:
ABCD - 9UPSC CSE I - 1997
Which one of the following is used as an anti-freeze for the automobile engines?