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प्रश्न
Which one of the following arrangements represent the correct order of least negative to most negative electron gain enthalpy
पर्याय
Al < O < C < Ca < F
Al < Ca < O < C < F
C < F < O < Al < Ca
Ca < Al < C < O < F
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उत्तर
Ca < Al < C < O < F
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संबंधित प्रश्न
The group of elements in which the differentiating electron enters the anti penultimate shell of atoms are called ________.
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
In the third period the first ionization potential is of the order.
Identify the wrong statement.
The element with positive electron gain enthalpy is
In a given shell the order of screening effect is
The First ionisation potential of Na, Mg and Si are 496, 737 and 786 kJ mol-1 respectively. The ionisation potential of Al will be closer to
How would you explain the fact that the second ionisation potential is always higher than the first ionisation potential?
Why the first ionisation enthalpy of sodium is lower than that of magnesium while its second ionisation enthalpy is higher than that of magnesium?
Explain the following, give an appropriate reason.
Ionisation potential of N is greater than that of O
