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Q1. Which of the following is used in the manufacture of printing ink?
Correct answer : 3
Q2. From among the following carbons, which one is of slippery nature?
Correct answer : 2
Q3. Which of the following is used to cut a diamond?
Correct answer : 4
Q4. What is the arrangement of carbon in a diamond?
Correct answer : 3
Q5. Among the following which one is a chrystalline compound?
Correct answer : 2
Q6. Among the following which one is a carbon compound?
Correct answer : 4
Q7. What is the only element present in graphite and diamond?
Correct answer : 3
Q8. Who discovered "Protons"?
Correct answer : 2
Q9. Electrons in an atom was discovered by……….
Correct answer : 1
Q10. "nucleus" was discovered by…..
Correct answer : 1
Q11. Neutrons were discovered by……
Correct answer : 3
Q12. The postulates of first atomic theoroy were given by…..
Correct answer : 2
Q13. Water soluble bases are
Correct answer : 3
Q14. Calcium Oxide is……….
Correct answer : 4
Q15. The basicity of acetic acid is…..
Correct answer : 4
Q16. What causes the sour taste in many of our food substances?
Correct answer : 3
Q17. Which of the following is to be added for retardation of the process of setting of plaster of paris?
Correct answer : 4
Q18. Percentage of gypsum in cement is........
Correct answer : 2
Q19. Which of the following is very soft in nature?
Correct answer : 2
Q20. Among the following which are liquid metals at room temperature?
Correct answer : 4
Q21. Which one of the following is a liquid non metal?
Correct answer : 3
Q22. Which is the hardest non metal from among the following?
Correct answer : 3
Q23. Pick the most reactive metal from among the following?
Correct answer : 2
Q24. Most of the metals act as .......
Correct answer : 4
Q25. Which one of the following is NOT a lustrous non metal?
Correct answer : 2
Q26. Among the following which one is the special feature of non metals?
Correct answer : 3
Q27. The main field in which magnalium alloy is used……….
Correct answer : 3
Q28. Which of the following alloy is used in the manufacture of aircraft parts?
Correct answer : 3
Q29. Which of the following is used in manufacturing of ships?
Correct answer : 4
Q30. The method used for the manufacture of Sulphur in large scale is….
Correct answer : 3
Q31. Liquid Hydrogen is used in the field of……..
Correct answer : 3
Q32. Among the following acids, which one performs the dehydration of flesh?
Correct answer : 3
Q33. Ammonium Chloride is also known as…….
Correct answer : 1
Q34. What is the other name for Sulphur?
Correct answer : 2
Q35. The name for the process of electroplating of iron with zinc is.......
Correct answer : 2
Q36. Oxygen and Hydrogen mixture is used as a fuel in…..
Correct answer : 3
Q37. Refining of Aluminium is done by
Correct answer : 3
Q38. Which of the following element is used in the Computers?
Correct answer : 3
Q39. Which of the following element is used in the vulcanization of rubber process?
Correct answer : 4
Q40. Carbon content of wrought iron is.........
Correct answer : 1
Q41. Froth Floatation process is used in the concentration of………….. Ore
Correct answer : 1
Q42. By which process the oxide ores are concentrated?
Correct answer : 3
Q43. The non metallic oxides are ………… in nature
Correct answer : 3
Q44. The constituents of 'solder' are…..
Correct answer : 4
Q45. Of the following which one is used in the manufacture of skin ointments?
Correct answer : 2
Q46. Among the following which one is used as a "fungicide"?
Correct answer : 4
Q47. What is the nature of Sulphur dioxide?
Correct answer : 3
Q48. What is the name for the process of manufacturing Ammonia?
Correct answer : 2
Q49. Which of the following is used as a catalyst in the process of hydrogenation of oil to vanaspathi?