For the four successive transition elements (Cr, Mn, Fe and Co), the stability of +2…
Chemistry · NEET · NTA Exams — d- and f- Block Elements
For the four successive transition elements (Cr, Mn, Fe and Co), the stability of +2 oxidation state will be there in which of the following order?
- Mn > Fe > Cr > Co
- Fe > Mn > Co > Cr
- Co > Mr > Fe > Cr
- Cr > Mn > Co > Fe
Answer
(B) Fe > Mn > Co > Cr
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- AIF 3 is soluble in HF only in presence of KF. It is due to the formation of
- The E Θ values for Al + /Al = +0.55 V and Tl + /Tl = -0.34 V Al 3+ /Al = -1.66 V and Tl 3+ /Tl = +1.26 V…
- The element that usually does not show variable oxidation states is:
- Cerium (Z = 58) is an important member of the lanthanoids. Which of the following statement about cerium is…
- The blue colour produced on adding H 2 O 2 to ice cold acidified K 2 Cr 2 O 7 is due to the formation of:
- The fourteen elements collectively placed in 3rd group and 7th period are called:
- A red solid is insoluble in water. However, it becomes soluble, if some KI is added to water. Heating the red…
- Because of lanthanoid contraction, which of the following pairs of elements have nearly same atomic radii?…
More d- and f- Block Elements questions · Browse all practice questions