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प्रश्न
The elements of 3d transition series are given as: Sc Ti V Cr Mn Fe Co
Answer the following: Which element shows only +3 oxidation state?
उत्तर
Sc shows only the +3 oxidation state.
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संबंधित प्रश्न
Why do the transition elements have higher enthalpies of atomisation?
Account for the following :
Zn is not considered as a transition element.
Give reasons Iron has the higher enthalpy of atomization than that of copper.
Two metallic elements A and B have the following standard oxidation potentials: A = 0·40v B = - 0·80v. What would you expect if element A was added to an aqueous salt solution of element B? Give a reason for your answer.
Which among the following transition metal has the lowest melting point?
Which of the following transition metal is not coloured?
Give reason for the following statement:
Physical and chemical properties of the 4d and 5d series of the transition elements are quite similar to expected.
Write the ionic equation for reaction of KI with acidified KMnO4.
The compounds of \[\ce{Ti^4+}\] ions are colourless due to ______.
Compare the general characteristics of the first series of the transition metals with those of the second and third series metals in the respective vertical columns. Give special emphasis on the following point:
Ionisation enthalpies
