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प्रश्न
The element with positive electron gain enthalpy is
विकल्प
Hydrogen
Sodium
Argon
Fluorine
उत्तर
Argon
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| IE1 | IE2 | IE3 | IE4 | IE5 |
| 577.5 | 1,810 | 2,750 | 11,580 | 14,820 |
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