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- Question
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
- Correct Answer
- 3.05 gram
- 1. The most abundant rare gas in the atmosphere is
Options- A. He
- B. Ne
- C. Ar
- D. Xe Discuss
- 2. 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
- 3. The oil used in the froth floatation process is
Options- A. coconut oil
- B. olive oil
- C. kerosene oil
- D. pine oil Discuss
- 4. 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
- 5. The inert gases are ____ in water
Options- A. sparingly soluble
- B. insoluble
- C. soluble
- D. None of these Discuss
- 6. The most malleable metal is
Options- A. platinum
- B. silver
- C. iron
- D. gold Discuss
- 7. The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is
Options- A. Dalton's law
- B. Gay Lussac's law
- C. Henry's law
- D. Raoult's law Discuss
- 8. The most extensive, commercially useful source of thorium as monazite sand occurs in India at
Options- A. Orissa coast
- B. Travancore coast
- C. West Bengal coast
- D. Gujarat coast Discuss
- 9. The main chemical constituent of clay is
Options- A. silicon oxide
- B. aluminium borosilicate
- C. zeolites
- D. aluminium silicate Discuss
- 10. The metallurgical process in which a metal is obtained in a fused state is called
Options- A. smelting
- B. roasting
- C. calcinations
- D. froth floatation Discuss
Chemistry problems
Search Results
Correct Answer: Ar
Correct Answer: 39 KJ
Correct Answer: pine oil
Correct Answer: molality
Correct Answer: sparingly soluble
Correct Answer: gold
Correct Answer: Henry's law
Correct Answer: Travancore coast
Correct Answer: aluminium silicate
Correct Answer: smelting
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