Discussion
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- Question
Which of the following is usually not an airpollutant?
Options- A. Hydrocarbons
- B. Sulphur dioxide
- C. Carbon dioxide
- D. Nitrous oxide
- Correct Answer
- Nitrous oxide
- 1. Iodex, a pain relief balm, has the smell of __________ .
Options- A. Methyl salicylate
- B. Ethyl salicylate
- C. Propyl salicylate
- D. Butyl salicylate Discuss
- 2. Trinitrotoluene is
Options- A. used to melt metals
- B. used to fuse two metals
- C. used as an abrasive
- D. used as an explosive Discuss
- 3. Atomic number of which of the following elements is greater than that of Iodine
Options- A. Silver
- B. Bromine
- C. Platinum
- D. Zinc Discuss
- 4. The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 1st group and the 4th period?
Options- A. 21
- B. 17
- C. 19
- D. 9 Discuss
- 5. Which drug is used as a Nonsteroidal anti-inflammatory drug?
Options- A. Risedronate
- B. Diazepam
- C. Folic Acid
- D. Ibuprofen Discuss
- 6. Which among the following is white phosphorus?
Options- A. P1
- B. P6
- C. P4
- D. P5 Discuss
- 7. Alkali metals can
Options- A. be highly unstable at room temperature
- B. vaporize at room temperature
- C. easily gain electrons
- D. easily lose electrons Discuss
- 8. Atomic number of which of the following elements is greater than that of Zinc
Options- A. Copper
- B. Iron
- C. Chromium
- D. Bromine Discuss
- 9. _______________ of a material is defined as the minimum amount of the work necessary to remove a free electron from the surface of the material.
Options- A. The electro-repulsive force
- B. The coulomb factor
- C. The power factor
- D. The work function Discuss
- 10. Decane has how many hydrogen atoms?
Options- A. 22
- B. 24
- C. 11
- D. 33 Discuss
Chemistry problems
Search Results
Correct Answer: Methyl salicylate
Correct Answer: used as an explosive
Correct Answer: Platinum
Correct Answer: 19
Correct Answer: Ibuprofen
Correct Answer: P4
Correct Answer: easily lose electrons
Correct Answer: Bromine
Correct Answer: The work function
Correct Answer: 22
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