Discussion
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- Question
The inert gases are ____ in water
Options- A. sparingly soluble
- B. insoluble
- C. soluble
- D. None of these
- Correct Answer
- sparingly soluble
- 1. The inexpensive and commonly used variety of glass is called soda glass. It is called so because
Options- A. was used initially for making bottles of soda(carbonated drink)
- B. is made using soda(sodium carbonate)
- C. was initially used for storing sodium carbonate
- D. is made using soda lime Discuss
- 2. The most electropositive elements among the following is
Options- A. Na
- B. Ca
- C. K
- D. Cs Discuss
- 3. The gas used for artificial ripening of green fruit is
Options- A. ethylene
- B. ethane
- C. carbon dioxide
- D. acetylene Discuss
- 4. The method of concentrating the ore which makes use of the difference in density between ore and impurities is called
Options- A. liquation
- B. leaching
- C. levigation
- D. magnetic separation Discuss
- 5. The monomer of polythene is
Options- A. vinyl chloride
- B. ethylene
- C. ethyl alcohol
- D. None of the above Discuss
- 6. The number of moles of solute present in 1 kg of a solvent is called its
Options- A. molality
- B. molarity
- C. normality
- D. formality Discuss
- 7. The oil used in the froth floatation process is
Options- A. coconut oil
- B. olive oil
- C. kerosene oil
- D. pine oil Discuss
- 8. The heat energy produced when the human body metabolises 1 gram of fat is
Options- A. 30 KJ
- B. 1 KJ
- C. 39 KJ
- D. 29 KJ Discuss
- 9. The most abundant rare gas in the atmosphere is
Options- A. He
- B. Ne
- C. Ar
- D. Xe Discuss
- 10. The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
Options- A. 2.05 gram
- B. 3.05 gram
- C. 4.05 gram
- D. 5.05 gram Discuss
Chemistry problems
Search Results
Correct Answer: is made using soda(sodium carbonate)
Correct Answer: Cs
Correct Answer: ethylene
Correct Answer: levigation
Correct Answer: ethylene
Correct Answer: molality
Correct Answer: pine oil
Correct Answer: 39 KJ
Correct Answer: Ar
Correct Answer: 3.05 gram
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