1√l(l+1)h/2Ï€ ............ for d : l = 2
=√6(h/2pi)
A
Q 1 ) for a d electron, the orbital angular momentum i s
A) √6(h/2pi)
B) √2(h/2pi)
C) (h/2pi)
D) 2(h/2pi)
Q2) The orbital angular momentum of an electron in 2s orbital is
A)1/2 . h/ 2pi
B) zero
C) h/ 2pi
D) √2 h/ 2pi
Q3) The first use of quantum theory to explain the structure o fatom was made by?
Bohr/ Heisenberg/ plank/ Eisntein
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7 Answers
1Q.1 orbital angular momentum =h√l(l+1)/2∩
for d orbital l=2
anular momentum =√2x3h/2∩ =√6h/2∩
hence option A
