1.

How many orbitals are possible in 3rd energy level? (a) 16 (b) 9 (c) 3 (d) 27

Answer»

(b) 9 

3rd energy level Number of orbitals = ? 

n = 3 main shell = m 

l = 0, 1,2 m = 0, -1,0, +1 

Total = 9 orbitals.



Discussion

No Comment Found