| 1 |
Which one of the following is the lightest metal?<br> |
- A. Calcium<br>
- B. Magnesium<br>
- C. Lithium <br>
- D. Sodium<br>
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| 2 |
Metals from a ____________ part of earth on which we live. |
- A. Smaller
- B. Larger
- C. Medium
- D. Nil
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| 3 |
Sodium is exterminate reactive metal, but it does not react with:<br> |
- A. Hydrogen<br>
- B. Nitrogen<br>
- C. Sulphur <br>
- D. Phosphorus<br>
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| 4 |
Which one of the following will not react with dilute HCI?<br> |
- A. Sodium<br>
- B. Potassium<br>
- C. Calcium<br>
- D. Carbon<br>
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| 5 |
Halogens with metals for |
- A. Ionic bond
- B. Covalent bond
- C. Dative covalent bond
- D. Metallic bond
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| 6 |
Which one of the following metals burns with a brick red flame?<br> |
- A. Sodium <br>
- B. Magnesium<br>
- C. Iron <br>
- D. Calcium<br>
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| 7 |
Which one of the following is brittle?<br> |
- A. Sodium<br>
- B. Aluminum <br>
- C. Selenium<br>
- D. Magnesium <br>
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| 8 |
Which one metal is least reactive? |
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| 9 |
Which one metal can be cut with a knife? |
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| 10 |
Which one of the following non-metal is lustrous?<br> |
- A. Sulphur<br>
- B. Phosphorus <br>
- C. Iodine<br>
- D. Carbon<br>
|