2nd PUC Chemistry Series 6

PUC Science 2nd Year Chemistry Series-6 quiz

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Created on By wefru

2nd PUC Chemistry Series 6

TEST YOUR KNOWLEDGE OF SCIENCE

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51. Helium is preferred to be used in balloons instead of hydrogen because it is

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52.  The increasing order of reducing power of the halogen acids is

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53. Transistion metals, despite high E° oxidation, are poor reducing agents. The incorrect reason is

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54. Which of the following has magnetic moment value of 5.9?

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55. Anomalous electronic configuration in the 3d series are of

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56. Which of the following are d-block elements but not regarded as transistion elements?

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57. CuSO4. 5H2O is blue is colour because

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58. Transistion elements form alloys easily because they have

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59. Which one of the following characteristics of the transistion metals is associated with higher catalytic activity?

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60. Which of the following has the maximum number of unpaired electrons?

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