Science Chemistry questions from IAS 2004.
Consider the following statements: 1. Baking soda is used in fire extinguishers. 2. Quick lime is used in the manufacture of glass. 3. Gypsum is used in the manufacture of plaster of Paris. Which of the statements given above is/are correct?
Match List-I (Fuel gases) with List-II (Major constituents) and select the correct answer using the codes given below the lists: | List I | | List II A. | CNG | 1. | Carbon monoxide, Hydrogen B. | Coal Gas | 2. | Butane, Propane C. | LPG | 3. | Methane, Ethane D. | Water Gas | 4. | Hydrogen, Methane, Carbon monoxide Code: A B C D
Salts of which of the following elements provide colours to fireworks?