The set of quantom number for 19th electrons of chromium(Z=24) is

The set of quantom number for 19th electrons of chromium(Z=24) is

Options

(a) 4,0,0,+½
(b) 4,1,-1,+½
(c) 3,2,2,+½
(d) 3,2,-2,+½

Correct Answer:

4,0,0,+½

Explanation:

(Z= 24) ≡ 1s²,2s²,2p⁶,3s²,3p⁶,4s¹,3d⁵
For 19th electron (i.e.,4s¹)
n=4,n /=0, m=0, s= +½

admin:

Related Questions

  1. Transition metals show paramagnetism
  2. Hardness of water due to presence of salts of
  3. Which of the following oxidation states are the most characteristic for lead
  4. IN Haber process 30 L of dihydrogen and 30 L of dinitrogen were taken for reaction
  5. The volume of 3.0 N-H₂O₂ strength is