Block D and F Elements

Octahedral complexes of copper  (II) undergo structural distortion (Jahn- Teller). Which one of the given copper (II) complexes will show the maximum structural distortion? (en-ethylenediamine; H₂N-CH₂-CH₂-NH₂)

Which of the following 3d- metal ion will give the lowest enthalpy of hydration $\left({\Delta }_{hyd}H\right)$  when dissolved in water?

The reaction of H₂O₂ with potassium permanganate in acidic medium leads to the formation of mainly.

The IUPAC nomenclature of an element with electronic configuration [Rn] 5f¹⁴6d¹7s² is:

Match the List-I with List-II

Choose the correct answer from the options given below:

The total number of Mn = O bonds in Mn₂O₇ is________.

Given below are two statements.

Statement I: Iron (III) catalyst, acidified K₂Cr₂O₇ and neutral KMnO₄ have the ability to oxidize I^- to I₂ independently.

Statement II: Magnate ion is paramagnetic in nature and involves pp-pp bonding

In the light of the above statements, choose the most appropriate answer from the options given below.

Match List-I with List-II

Choose the correct answer from the options given below

Which of the following 3d- metal ion will give the lowest enthalpy of hydration $\left({\Delta }_{hyd}H\right)$  when dissolved in water?

The oxidation state of manganese in the product obtained in a reaction of potassium permanganate and hydrogen peroxide in basic medium is___________.