Chemistry Mega Quiz MCQs Mock Quiz Online Question Answer
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Chemistry Mega Quiz Online MCQs

Test Name Chemistry Mega Quiz
Subject Science
Test Type MCQs
Total Question 50
Total Marks 100
Total Time 50 Mints
Test Help For
  • Chemistry Subject test Prep.
  • Mock test preparation.
  • Medical Test preparation.
  • Recruitment test prep.

Chemistry is the branch of science which deals with the composition, structure, properties and reactions of the matter. It contains a lot of knowledge about the world most smallest particles and their all characteristics. All the candidates should attempt this test because it contains the most interesting and important questions and answers which are very helpful in almost all kind of tests. after attempting these questions you will be able to clear any recruitment test, medical entrance test, MCAT, engineering college admission test etc. Chemistry Mega Quiz is given below.

Chemistry Mega Quiz Online MCQs

Mega Quiz

1. Amount of the substance required to prepare one liter of 2N solution is:

Question 1 of 78

2. Aniline is purified by:

Question 2 of 78

3. Among the following ions are, which are has the highest paramagnetism?

Question 3 of 78

4. Given the reaction:
2A (gas) + B(gas) ⇌ C (gas) = 100 kJ Which combination of pressure and temperature would give the highest yield of C at equilibrium?

Question 4 of 78

5. The nature of positive rays depends on:

Question 5 of 78

6. X-rays were discovered by:

Question 6 of 78

7. If uranium (mass no. 238, atomic number 92) emits α-particles the product has mass no. and atomic number

Question 7 of 78

8. p-bromo aniline can be obtained from aniline by reacting it:

Question 8 of 78

9. One gm mole of CH₃COOH were made to react with one gm mole of C₂H₅OH till the equilibrium was established. The equilibrium mixture was found to contain 0.333 gm mole of unused acid. The equilibrium constant for the reaction is:

Question 9 of 78

10. The covalent radius of Cl atom is:

Question 10 of 78

11. 1 mole of sugar (non-volatile)is dissolved in two moles of water, the vapour pressure of the solution relative to that of pure solvent is:

Question 11 of 78

12. Non-metals tend to gain electrons, becoming:

Question 12 of 78

13. The compound commonly used as electrolyte in lead storage batteries is:

Question 13 of 78

14. Diastereomers are a pair

Question 14 of 78

15. The increase in bond order results in:

Question 15 of 78

16. Most of the universe consists of the matter in:

Question 16 of 78

17. The dipole moment of orthochlorobenzene is:

Question 17 of 78

18. One mole of electrons is same as:

Question 18 of 78

19. Kinetic theory of gas was put forward by:

Question 19 of 78

20. According to Law of Mass action, the rate of reaction is directly proportional to:

Question 20 of 78

21. The exchange of particles considered responsible for keeping the nucleons together are:

Question 21 of 78

22. X-rays are attracted towards:

Question 22 of 78

23. Which of the following has the largest size?

Question 23 of 78

24. Which of the following species does not contain hydrogen in negative oxidation state?

Question 24 of 78

25. Isomers that are mirror image of each other are called

Question 25 of 78

26. The ionization energy of nitrogen is more than that of oxygen because of:

Question 26 of 78

27. Polystyrene is a/an:

Question 27 of 78

28. Active mass represents:

Question 28 of 78

29. Fries rearrangement is:

Question 29 of 78

30. C----C bond length is minimum in:

Question 30 of 78

31. Which of the following compounds would exhibit geometrical isomerism?

Question 31 of 78

32. Which of the following is the simplest form of matter?

Question 32 of 78

33. Element belonging to the same period are:

Question 33 of 78

34. Which of the following reaction is a redox reaction?

Question 34 of 78

35. Higher the bond order greater is:

Question 35 of 78

36. An example of chain growth polymer is:

Question 36 of 78

37. All the radioactive changes are of:

Question 37 of 78

38. The reaction though bimolecular but following the kinetics of the first order is called:

Question 38 of 78

39. Which one of the following has the same number of electrons as an alpha particle?

Question 39 of 78

40. A limiting reactants is one:

Question 40 of 78

41. Which one of the following is not a green house gas?

 

Question 41 of 78

42. All gases can be compressed by:

Question 42 of 78

43. Which of the following compounds have lowest negative oxidation number of oxygen?

Question 43 of 78

44. A solution of glucose is 10%. The volume to which 1g mole of it dissolved will be:

Question 44 of 78

45. The mass of one mole of iodine:

Question 45 of 78

46. Swedish chemist J. Berzelius determined:

Question 46 of 78

47. Geometrical isomerism exist due to presence of

Question 47 of 78

48. Which of the following exist as dimmers?

Question 48 of 78

49. The dipole moment of water is:

Question 49 of 78

50. The atomic wt. of thorium is 232 and atomic number 90 at the end of disintegration we obtain an isotope of lead (At. Wt. 208, At. no. 82). The no. of emitted (a) and (b) particles are:

Question 50 of 78

51. Is the reaction 2Al + 3Fe²⁺  2Al³⁺  3Fe possible?

Question 51 of 78

52. The e/m value for positive rays is maximum:

Question 52 of 78

53. Metals tends to lose electrons, becoming:

Question 53 of 78

54. Inside every fluorescent lamp there is present a:

Question 54 of 78

55. Covalent compounds mostly exist in the form of:

Question 55 of 78

56. 1 normal solution of H₂SO₄ is also:

Question 56 of 78

57. The molarity of a solution containing 49g of HPO₄ in 2 liters of solution is:

Question 57 of 78

58. Which of the following pairs of ions cannot coexist in aqueous solution?

Question 58 of 78

59. The force which holds together two or more atoms or ions to form a large variety of compounds is called:

Question 59 of 78

60. Among the following groups of elements, the one whose elements can have positive as well as negative oxidation states are:

Question 60 of 78

61. For a first order reaction the graph will be a straight line in case the value ……….. are plotted.

Question 61 of 78

62. Which of the following polymer is developed by step growth polymeri-zation?

Question 62 of 78

63. X-rays have same nature as:

Question 63 of 78

64. Who observed that when the nucleus of uranium atom was bombarded with fast moving neutrons, it becomes so very unstable that it is immediately broken into two nuclei of nearly equal mass besides other fragments?

Question 64 of 78

65. In 1913, Mosley used the x-rays to determine:

Question 65 of 78

66. No two electrons in an atom can have the same values of all four quantum numbers according to:

Question 66 of 78

67. Plasma consists of:

Question 67 of 78

68. Alpha rays consists of:

Question 68 of 78

69. The reasons for less experimental yield than theoretical yield are reversible reaction, side reaction and:

Question 69 of 78

70. The fundamental particle that has been least mass is:

Question 70 of 78

71. To obtain 2.70 of silver (at. Mass 108) from an aqueous solution of AgNO₃ it is required to pass:

Question 71 of 78

72. Alcohols are isomeric with:

Question 72 of 78

73. 0.2 mole of an inert gas were added to the system 2Hl(g) ⇌ H₂(g) + I₂(g) at equilibrium. The dissociation of HI will:

Question 73 of 78

74. The α-particle is:

Question 74 of 78

75. Adipic acid and hexa methylenediamine on polymerization form:

Question 75 of 78

76. The atomic wt. of uranium is 238 and its atomic number 92. In course of its radioactive disintegration 8α and 6β particles are emitted, the atomic wt. and atomic no. of the resultant atoms are:

Question 76 of 78

77. Molarity of pure water is:

Question 77 of 78

78. An ion having negative charge is called:

Question 78 of 78


 

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