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Q1. "Amalgam" is a mixture of a metal with…………….
Correct answer : 1
Q2. Ammonia is a compound of hydrogen with........
Correct answer : 3
Q3. Rusting is a process of .....
Correct answer : 2
Q4. The metal which is liquid at room temperature is .......
Correct answer : 3
Q5. The chemical name of "Caustic Soda" is .......
Correct answer : 1
Q6. The Chemical name for Common Salt is Sodium .........
Correct answer : 3
Q7. The chemical name of 'Plaster of Paris' is .......
Correct answer : 2
Q8. The common name for ' Sodium Carbonate ' is ………………..
Correct answer : 4
Q9. Brass is a compound of ………………
Correct answer : 2
Q10. "Type Metal" is a compound of .......
Correct answer : 1
Q11. "Rock Salt" mainly consists of ………………
Correct answer : 3
Q12. DDT was invented by ………………
Correct answer : 1
Q13. "Atomic Theory" was developed by .......
Correct answer : 4
Q14. "Vulcanization" is a ............
Correct answer : 2
Q15. The process of converting metals into thin sheets is called as .......
Correct answer : 1
Q16. The main constituent of gobar gas is ......
Correct answer : 1
Q17. Mercury is obtained from .....
Correct answer : 3
Q18. The gas released by automobiles is……………..
Correct answer : 2
Q19. The gas emanating from unclean public urinals is.........
Correct answer : 3
Q20. The acid used in car battery is ........
Correct answer : 1
Q21. The mass of one mole of Ozone is ........gm
Correct answer : 4
Q22. Law of Multiple proportion was given by…………………
Correct answer : 2
Q23. German Silver is an alloy of ..........
Correct answer : 1
Q24. Which one of the following occurs in its native form?
Correct answer : 1
Q25. Sodium Silicate is also called as ..........
Correct answer : 2
Q26. Buton-2-ol is………………alcohol
Correct answer : 2
Q27. Formic acid is present in………………
Correct answer : 1
Q28. What would be the l value for an electron having n value 2?
Correct answer : 4
Q29. Gram molecular mass of nitrogen is
Correct answer : 3
Q30. Law of conservation of mass is applicable to….
Correct answer : 2
Q31. Which of the following alloy steels does not contain chromium?
Correct answer : 4
Q32. Percentage of methanol in Denatured alcohol is…………….
Correct answer : 1
Q33. Pure anhydrous acetic acid is known as ..........
Correct answer : 3
Q34. Pyrolysis is .........
Correct answer : 4
Q35. A substance which accepts one or more electrons from the other is called .......
Correct answer : 2
Q36. How many moles are represented by 36 gm of water?
Correct answer : 1
Q37. The ratio of the volumes of reactants are products in the formation of ammonia is......
Correct answer : 2
Q38. Ionic reaction is an example for ……………reaction
Correct answer : 3
Q39. .......is the gangue present in the Haematite ore
Correct answer : 1
Q40. A mixture of aluminium powder and ammonium nitrate is called…………….
Correct answer : 3
Q41. Consider the following statements: (1) Natural gas occurs in the Gondwana beds (2) Mica occurs in abundance in Kodarma and (3) Dharwars are famous for petroleum.
Correct answer : 2
Q42. .........is the non-metal found in liquid state
Correct answer : 4
Q43. Alcohol is a/an .......of electricity
Correct answer : 3
Q44. ………………..is a dilute solution of ethanoic acid
Correct answer : 2
Q45. Poisonous gases can be removed by ..........
Correct answer : 4
Q46. The quantum number which gives the orientation of a given electron is ........quantum number
Correct answer : 3
Q47. Gram molecular mass of carbon dioxide is........gm
Correct answer : 3
Q48. The rate of the reaction ........with increase in concentration
Correct answer : 4
Q49. The process used for removing the gangue from the ore is known as .......