0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Question

The valence electrons of magnesium is different in ........... quantum number.

  1. m
  2. n
  3. l
  4. s

A
s
B
m
C
l
D
n
Solution
Verified by Toppr

The configuration of magnesium is 1s2 2s2 2p6 3s2.
The outermost electron is in s orbital and is paired.
Therefore, for the two electrons in 3s orbital, only s, spin quantum number is different.

Was this answer helpful?
0
Similar Questions
Q1
The valence electrons of magnesium is different in ........... quantum number.

View Solution
Q2
The values of four quantum numbers of valence electrons in an element X are n = 4, l = 0, m = 0, s=12. The element is:
View Solution
Q3
The four quantum number of the valence electron of potassium are:

n
l
m
s
(1)
4
0
0
1/2
(2)4
1
0
1/2
(3)4
0
1
1/2
(4)4
1
1
1/2

View Solution
Q4
The four quantum numbers for the valence shell electron or last electron of sodium (Z = 11) is
View Solution
Q5
The values of four quantum numbers of valence electron of an element X is n=4, l=0, m=0, s=1/2. The element is:
View Solution