1. Tardigrade
  2. Question
  3. Chemistry
  4. Consider the following ions 1. Ni2 + 2. Co2 + 3. Cr2 + 4. Fe3 + Atomic number: Cr = 24, Fe = 26, Co = 27, Ni = 28. The correct sequence of increasing order of the number of unpaired electrons in these ions is

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Q. Consider the following ions

$1.$ $Ni^{2 +}$

$2.$ $Co^{2 +}$

$3.$ $Cr^{2 +}$

$4.$ $Fe^{3 +}$

Atomic number: Cr = 24, Fe = 26, Co = 27, Ni = 28.

The correct sequence of increasing order of the number of unpaired electrons in these ions is

NTA AbhyasNTA Abhyas 2020Structure of Atom

Solution:

Solution