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प्रश्न
How does electron affinity change when we move from left to right in a period in the periodic table?
विकल्प
Generally increases
Generally decreases
Remains unchanged
First increases and then decreases
उत्तर
Generally increases
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संबंधित प्रश्न
Various successive ionisation enthalpies (in kJ mol-1) of an element are given below.
| IE1 | IE2 | IE3 | IE4 | IE5 |
| 577.5 | 1,810 | 2,750 | 11,580 | 14,820 |
The element is
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