NCERT Class 9 Science — Chapter 3: Atoms and molecules
Every question from this NCERT chapter, with a detailed explanation.
All Chapter 3: Atoms and molecules questions (15)
Which of the following is a correct statement regarding the physical state of Coal Tar?
Which one of the following properties is characteristic of Coke, a by-product of coal processing?
What is the primary application of Coal Gas obtained during the processing of coal?
In the context of petroleum products, what is the primary application of Bitumen?
Petrochemicals are used in the manufacture of all the following, EXCEPT:
In underground reservoirs, the layer containing petroleum oil and gas is invariably found above the water layer because:
Which of the following statements about the use of Kerosene is correct?
What does the term "Petrochemicals" refer to?
Which one of the following represents the historical shift in the primary usage of Coal Gas?
Match List I with List II and select the correct answer using the code given below: List I | List II A. LPG | 1. Fuel for home and industry B. Petrol | 2. Ointments and candles C. Bitumen | 3. Paints and road surfacing D. Paraffin Wax | 4. Motor fuel and solvent for dry cleaning
Which of the following pairs is correctly matched?
Which of the following is NOT a product obtained from the processing of coal?
Based on current consumption rates, the known reserves of fossil fuels are expected to last for:
Which one of the following statements regarding the application of Coal Tar is NOT correct?
With reference to the products obtained from coal, consider the following statements: 1. Coke is a soft, liquid substance. 2. Coal tar is a mixture of about 200 substances. 3. Coal gas is obtained during the processing of coal to get coal tar. Which of the statements given above is/are correct?