The number of angular and radial nodes for 4d orbital is respectively
[amp_mcq option1=β2 and 1β³ option2=β1 and 2β³ option3=β3 and 1β³ option4=β4 and 0β³ correct=βoption1β³]
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UPSC CAPF β 2018
β The number of angular nodes is equal to *l*.
β The total number of nodes is equal to *n* β 1.
β The number of radial nodes is the total number of nodes minus the number of angular nodes, i.e., (*n* β 1) β *l*.
For a 4d orbital:
β Principal quantum number *n* = 4.
β For a d orbital, the azimuthal quantum number *l* = 2 (s=0, p=1, d=2, f=3).
β Number of angular nodes = *l* = 2.
β Number of radial nodes = (*n* β 1) β *l* = (4 β 1) β 2 = 3 β 2 = 1.
The question asks for the number of angular and radial nodes *respectively*.