Advertisements
Advertisements
प्रश्न
In the third period the first ionization potential is of the order.
पर्याय
Na > Al > Mg > Si > P
Na < Al < Mg < Si < P
Mg > Na > Si > P > Al
Na < Al < Mg < P < Si
Advertisements
उत्तर
Na < Al < Mg < Si < P
APPEARS IN
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
Identify the wrong statement.
Which one of the following is the least electronegative element?
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
What is the effective nuclear charge?
Energy of an electron in the ground state of the hydrogen atom is −2.18 × 10−18 J. Calculate the ionisation enthalpy of atomic hydrogen in terms of kJ mol−1.
Explain the periodic trend of ionisation potential.
Explain the following, give an appropriate reason.
Ionisation potential of N is greater than that of O
