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प्रश्न
Name the element of 3d series which exhibits the largest number of oxidation states. Give reason.
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उत्तर
The element that shows the largest number of oxidation states in the 3d series is Manganese (Mn). It shows the following oxidation states +2, +3, +4, +5, +6, and +7. It is because it contains the maximum no. of unpaired e–s in the outermost shell, i.e., 3d94s2.
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संबंधित प्रश्न
Write down the electronic configuration of Cr3+.
Write down the electronic configuration of Co2+.
Write down the electronic configuration of Mn2+.
What is effective atomic number of Fe (z = 26) in [Fe(CN)6]4-?
(a) 12
(b) 30
(c) 26
(d) 36
Name the elements of 3d transition series that show maximum number of oxidation states. Why does this happen?
Out of Cr3+ and Mn3+, which is a stronger oxidising agent and why?
Which among the following is not considered as a part of transition elements?
Zn2+ ion is iso – electronic with
Give reason for the following statements:
Scandium (Z = 21) is a transition element but Zn (Z = 30) is not.
Define transition metals.
