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ENTRANCE TEST – 2008 Multiple Questions and Answers.
| 51. | Na may be denoted by __________ electron configuration notation | ||
| A. | 1s2 2s1. | ||
| B. | [Ar] 4s1. | ||
| C. | [Ne] 3s1. | ||
| D. | None of these | ||
| 52. | Which is the best drying agent in desiccators? | ||
| A. | KOH. | ||
| B. | Gypsum. | ||
| C. | CaCl2. | ||
| D. | Silica sand. | ||
| 54. | The crystals of __________ are ionic solids. | ||
| A. | Sugar. | ||
| B. | Iron. | ||
| C. | Diamond. | ||
| D. | NaCl. | ||
| 55. | Which material possesses the highest pH? | ||
| A. | Soft drinks. | ||
| B. | Bananas. | ||
| C. | Milk of magnesia. | ||
| D. | Sea water. | ||
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