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प्रश्न
The pair of ions having same electronic configuration is ______.
पर्याय
\[\ce{Cr^{3+}, Fe^{3+}}\]
\[\ce{Fe^{3+}, Mn^{2+}}\]
\[\ce{Fe^{3+}, Co^{3+}}\]
\[\ce{Sc^{3+}, Cr^{3+}}\]
उत्तर
The pair of ions having same electronic configuration is \[\ce{Fe^{3+}, Mn^{2+}}\].
Explanation:
\[\ce{Fe^{3+}}\] electronic configuration is 1s2 2s2 2p6 3s2 3p6 3d5 4s2
\[\ce{Mn^{2+}}\] electronic configuration is 1s2 2s2 2p6 3s2 3p6 3d5 4s2
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संबंधित प्रश्न
Using s, p, d notations, describe the orbital with the following quantum numbers n = 1, l = 0.
State Hund’s rule of maximum multiplicity with a suitable example.
Write condensed orbital notation of electronic configuration of the following element:
Silicon (Z = 14)
Draw shapes of 2s orbitals.
The designation of a subshell with n = 6 and l = 2 is ____________.
Which of the following has a greater number of electrons than neutrons?
(Mass number of Mg, C, O and Na is 24, 12, 16 and 23 respectively).
Match species given in Column I with the electronic configuration given in Column II.
| Column I | Column II |
| (i) \[\ce{Cr}\] | (a) [Ar]3d84s0 |
| (ii) \[\ce{Fe^{2+}}\] | (b) [Ar]3d104s1 |
| (iii) \[\ce{Ni^{2+}}\] | (c) [Ar]3d64s0 |
| (iv) \[\ce{Cu}\] | (d) [Ar] 3d54s1 |
| (e) [Ar]3d64s2 |
Choose the INCORRECT statement
Which of the following is not the permissible arrangement of electrons in an atom?
Which one of the following laws will represent the pairing of electrons in a subshell after each orbital is filled with one electron?
