Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

One among the following set of quantum numbers defines the highest energy electron in scandium (I) ion (A) n = 3, l = 1, m = 0, s = –1/2 (B) n = 3, l = 0, m = 0, s = –1/2 (C) n = 4, l = 0, m = 0, s = +1/2 (D) n = 3, l = 2, m = 2, s = +1/2.



One among the following set of quantum numbers defines the highest energy electron in scandium (I) ion


(A)        n = 3, l = 1, m = 0, s = –1/2


(B)        n = 3, l = 0, m = 0, s = –1/2


(C)        n = 4, l = 0, m = 0, s = +1/2


(D)        n = 3, l = 2, m = 2, s = +1/2.


Grade:10

1 Answers

Navjyot Kalra
askIITians Faculty 654 Points
7 years ago
  1. 21Se+ ion has conf. = 1s2 2s2 2p6 3s2 3d1 4s1.

 

Highest energy electron is 4s.

 

During ionization such electron is removed fist from 4s orbital only. Although 3d is filled after 4s.

 

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free