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प्रश्न
Write down the formulae of sodium oxide.
लघु उत्तरीय
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उत्तर
| Ions present | Formula |
 |
Na2O |
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| 2 | The element used by Rutherford during his α–scattering experiment | 1 | A white lustrous metal used for making ornaments and which tends to get tarnished black in the presence of moist air |
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