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ENTRANCE TEST – 2010 Multiple Questions and Answers.
| 63. | The value of equilibrium constant (Kc) for the reaction 2HF(s) ⇌ H2(g) + F2(g) is 10-13 at 2000 °C. Calculate the value of Kp for this reaction: | ||
| A. | 2 x 10-13 | ||
| B. | 10-13 | ||
| C. | 186 x 10-13 | ||
| D. | 3.48 x 10-9 | ||
| 64. | In SO4-2 the oxidation number of Sulphur is | ||
| A. | -8 | ||
| B. | +8 | ||
| C. | -6 | ||
| D. | +6 | ||
| 65. | Coinage metals Cu, Ag, and Au are the least reactive because they have | ||
| A. | Negative reduction potentia | ||
| B. | Positive reduction potential | ||
| C. | Negative oxidation potential | ||
| D. | Positive oxidation potential | ||
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