(a) How would you account for the following : (i) Actinoids contraction is greater than Lanthanoids contracation. (ii) Transition metals form coloured
(a) How would you account for the following :
(i) Actinoids contraction is greater than Lanthanoids contracation.
(ii) Transition metals form coloured compounds.
(b) Complete the following :
`2MnO_(4)^(-)+6H^(+)+5NO_(2)^(-) to`
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(a) (i) The 5f orbitals are more diffused thant the orbitals present in 4f sub shell. As a result, shielding by 5f electrons is less than by 4f electrons. The magnitude of Actinoid contraction is more than that of Lanthanoid contraction.
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