Advertisements
Advertisements
प्रश्न
Define transition metals.
Advertisements
उत्तर
Elements having partially filled d-orbitals in ground state or in excited state are known as transition elements.
संबंधित प्रश्न
Explain giving reasons:
Transition metals and many of their compounds show paramagnetic behaviour.
Write down the electronic configuration of Lu2+.
Write down the electronic configuration of Mn2+.
Account for the following:
Mn2+ is more stable than Fe2+ towards oxidation to +3 state.
Out of Cr3+ and Mn3+, which is a stronger oxidising agent and why?
Electronic configuration of Cu3+ is ____________.
The element with electronic configuration [xe]544f145d16S2 belongs to
Explain the observation, at the end of each period, there is a slight increase in the atomic radius of d-block elements.
Name the element of 3d series which exhibits the largest number of oxidation states. Give reason.
Match the properties with the elements of 3d series:
| (i) | lowest enthalpy of atomisation | (p) | Sc |
| (ii) | shows maximum number of oxidation states | (q) | Mn |
| (iii) | transition metal that does not form coloured compounds |
(r) | Zn |
| (s) | Ti |
