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2.64 Among the following pairs of orbitals which orbital will experience the larger effective nuclear charge? (ii) 4d and 4f
Answers (1)
Nuclear charge is defined as the net positive charge experienced by an electron in the orbital of an atom exerted by the nucleus of the atom.
Closer orbitals experience more nuclear charge than outer orbitals.
Therefore, (ii) 4d and 4f
The 4d orbital is more closer to the nucleus than 4f orbital hence 4d will experience a larger effective nuclear charge compared to 4f.
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