The ionisation enthalpies of Cr and Cu are larger than their neighbours. Why?
204 Views
Ti2+, V2+ and Cr2+are strong reducing agents. Why?
488 Views
Why is the E° value for Mn3+/Mn2+ higher than that of Cr3+/ Cr2+ (or Fe3+/Fe2+)?
194 Views
What may be the stable oxidation state of the transition elements with the following d-electron configurations in the ground state of their atoms 3d3, 3d5, 3d8 and 3d4?
165 Views
Advertisement
How would you account for the increasing oxidising power in the series VO2+< Cr2O72– < MnO4–?
580 Views
Transition metals tend to be less reactive. Explain
169 Views
Give a reaction to show that Cr2+ acts as a reducing agent.
167 Views
Compare qualitatively the first and second ionisation potentials of copper and zinc. Explain the above observation.
397 Views
Advertisement
<
What does the E° value of M3+/M2+ show for Mn3+ and Co3+ (+ 1.57 and 1.97 V respectively)?
210 Views
Why V and Mn has E° value more than E° value of Cr?