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प्रश्न
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
पर्याय
760 kJ mol-1
575 kJ mol-1
801 kJ mol-1
419 kJ mol-1
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उत्तर
575 kJ mol-1
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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
Which one of the following is the least electronegative element?
The element with positive electron gain enthalpy is
The correct order of decreasing electronegativity values among the elements X, Y, Z and A with atomic numbers 4, 8, 7 and 12 respectively
IE1 and IE2 of Mg are 179 and 348 kcal mol−1 respectively. The energy required for the reaction \[\ce{Mg -> Mg^2+ + 2e^-}\] is
Which of the following orders of ionic radii is correct?
What is the effective nuclear charge?
Is the definition given below for ionisation enthalpy is correct?
"Ionisation enthalpy is defined as the energy required to remove the most loosely bound electron from the valence shell of an atom"
Define electronegativity.
Explain the Pauling method for the determination of ionic radius.
