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प्रश्न
Match the columns.
| Column A | Column B |
| 1) s -block | a) Lanthanides and actinides |
| 2) p -block | b) Group 3 to 12 |
| 3) d -block | c) Group 1, 2 |
| 4) f -block | d) Group 13 to 18 |
| e) Zero group |
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उत्तर
| Column A | Column B |
| 1) s -block | c) Group 1, 2 |
| 2) p -block | d) Group 13 to 18 |
| 3) d -block | b) Group 3 to 12 |
| 4) f -block | a) Lanthanides and actinides |
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संबंधित प्रश्न
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An element has its electron configuration as 2, 8, 2. Now answer the following question.
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Write the name.
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| Shell | n | 2n2 | Electron holding capacity |
| K | ______ | 2 × 12 | 2 |
| L | 2 | ______ | 8 |
| ______ | 3 | 2 × 32 | 18 |
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- 2, 1
An element has its electron configuration as 2, 8, 1. Now answer the following questions:
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