| 1 |
Mark the correct statement. |
- A. Na+ is smaller than Na atom
- B. Na+ is large than Na atom
- C. Cl- is smaller than Cl atom
- D. cl- and Cl are equal in size
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| 2 |
Which one of the following elements has the largest second ionization energy. |
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| 3 |
Majority of the elements of the periodic table are. |
- A. Semi metals
- B. Non metals
- C. Metals
- D. Noble metals
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| 4 |
Which one of the following elements burns in air to form an oxide which, when shaken with water, give a solution with a pH greater than 7. |
- A. Carbon
- B. Magnesium
- C. sulphur
- D. Hydrogen
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| 5 |
Transition elements are those |
- A. Which becomes before uranium
- B. Which becomes after uranium
- C. Which are prepared artificially
- D. Which are in between s-block and p - block elements
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| 6 |
Which one of the following elements burns in air to form an oxide which, when shaken with water, give sa solution with a pH greater than 7. |
- A. Carbon
- B. Magnesium
- C. sulphur
- D. Hydrogen
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| 7 |
Which of the following the highest hydration energy |
- A. Li<sup>+</sup>
- B. Na<sup>+</sup>
- C. K<sup>+</sup>
- D. Mg<sup>++</sup>
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| 8 |
Which of the following has highest M.P |
- A. Aluminium
- B. Silicon
- C. Phosphorus
- D. Sulphur
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| 9 |
Which property of hydrogen not resemble to alkali metals. |
- A. Electronic configuration
- B. Oxidation state
- C. Reaction with halogen
- D. Metallic nature
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| 10 |
Element of which group reacts with hydrogen and form ionic hydrides. |
- A. II A
- B. IV A
- C. V A
- D. VI A
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