Chemistry - Mole Concept Question with Solution | TestHub

Number of radial nodes$=(\mathrm{n}-\mathrm{l}-1)$
For 2s,$\mathrm{n}=2,\mathrm{l}=0$(Number of radial node$=2-0-1=1$)
For 2p,
$\mathrm{n}=2,\mathrm{l}=1$(Number of radial node$=2-1-1=0$)