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Structure of Atom question

2003 · Shift 0 · Q56
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Structure of Atom question

2003 · Shift 0 · Q56

JEE MainChemistryStructure of AtomMCQ+4 / −1
The orbital angular momentum for an electron revolving in an orbit is given by l(l+1)h2π\sqrt {l(l + 1)} {h \over {2\pi }}l(l+1)​2πh​. This momentum for an s-electron will be given by
  1. A
    zero
  2. B
    h2π{h \over {2\pi }}2πh​
  3. C
    2h2π\sqrt 2 {h \over {2\pi }}2​2πh​
  4. D
    +12h2π+ {1 \over 2}{h \over {2\pi }}+21​2πh​
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