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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
Which of the following elements will have the highest electronegativity?
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
Identify the wrong statement.
Assertion: Helium has the highest value of ionisation energy among all the elements known
Reason: Helium has the highest value of electron affinity among all the elements known
Which of the following orders of ionic radii is correct?
What is the effective nuclear charge?
Define electronegativity.
By using Pauling's method calculate the ionic radii of K+ and Cl− ions in the potassium chloride crystal. Given that `"d"_("K"^+) - "Cl"^-` = 3.14 Å
Explain the following, give an appropriate reason.
Ionisation potential of N is greater than that of O
What is the screening effect?
