【】What Is the Electron Configuration of Bromine( Br)?
●Ground State Electron Configuration of Bromine (Br):
1s² 2s² 2p⁶ 3s² 3p⁶3d¹º 4s² 4p⁵
Explanation:
We will write the electronic configuration of Bromine in just 5 Steps.
fdp7s fdp 8s........
Remember s-orbital start with 1s
p-orbital start with 2p
d-orbital start with 3d
f-orbital start with 4f
Again,Now(second) number the p-orbital(start with 2p) like this:
ss
2ps 3ps
d 4ps d 5ps
fd6ps fd7ps fd8ps fd9ps....
In a line--
ss 2ps 3ps d4ps d5ps
fd6ps fd7ps fd8ps fd9ps....
Thirdly, number the d-orbital(start with 3d)like this:
ss
ps ps
3dps 4dps
f5dps f6dps f7dps f8dps....
In a line--
ss ps ps 3dps 4dps
f5dps f6dps f7dps f8dps....
Fourthly,number the f-orbital(start with 4f) like this:
ss
ps ps
dps dps
4fdps 5fdps 6fdps 7fdps....
In a line--
ss ps ps dps dps 4fdps 5fdps 6fdps 7fdps......
Fifltly,number s,p,d,f together like this....
1s2s
2p3s 3p4s
3d4p5s 4d5p6s
4f5d6p7s 5f6d7p8s
6f7d8p9s.........
In a line----
1s 2s 2p 3s 3p 4s 3d 4p 5s d 5p 6s 4f 5d 6p 7s 5f 6d 7p 8s
6f 7d 8p 9s.........
Step-4:
You have to know that
•S-orbital can take maximum 2 electrons.
•p-orbital can take maximum 6 electrons.
•d-orbital can take maximum 10 electrons.
•f-orbital can take maximum 14 electrons.
Step-5:
Now we know that Bromine has 35 electrons.
Electronic configuration of Bromine will be...
s² s²
p⁶s² p⁶s²
d¹ºp⁵s dps
fdps fdps fdps....
So,we are getting..
s² s²
p⁶s² p⁶s²
d¹ºp⁵
Now number s-orbital according to above process.
1s² 2s²
p⁶ 3s² p⁶ 4s²
d¹º p⁵
Now number p-orbital according to above process.
1s² 2s²
2p⁶ 3s² 3p⁶ 4s²
d¹º 4p⁵
Now number d-orbital according to above process.
1s² 2s²
2p⁶ 3s² 3p⁶ 4s²
3d¹º 4p⁵
In a line---
So the electronic configuration of bromine (Br) is given below:
Remember that the electronic configuration of any element is written in the assending (low to high) order of n.Finally,the above electronic configuration should be written according to value of n as follows.
Bromine Electron Configuration:
Step-1:
The atomic number of bromine is 35.So bromine has 35 electrons and 35 protons.
Step-2:
Now memorize the following sequence of the orbitals.
ss
ps ps
dps dps
fdps fdps fdps fdps....
In a line-
ss ps ps dps dps fdps fdps
fdps fdps fdps fdps.......
Step-3:
Now first numer the s-orbital (start with 1s)like this:
1s2s
p3s p 4s
dp 5s dp 6s
fdp7s fdp 8s...... According to your need.
In a line-
1s2s p3s p 4s dp 5s dp 6s
The atomic number of bromine is 35.So bromine has 35 electrons and 35 protons.
Step-2:
Now memorize the following sequence of the orbitals.
ss
ps ps
dps dps
fdps fdps fdps fdps....
In a line-
ss ps ps dps dps fdps fdps
fdps fdps fdps fdps.......
Step-3:
Now first numer the s-orbital (start with 1s)like this:
1s2s
p3s p 4s
dp 5s dp 6s
fdp7s fdp 8s...... According to your need.
In a line-
1s2s p3s p 4s dp 5s dp 6s
fdp7s fdp 8s........
Remember s-orbital start with 1s
p-orbital start with 2p
d-orbital start with 3d
f-orbital start with 4f
Again,Now(second) number the p-orbital(start with 2p) like this:
ss
2ps 3ps
d 4ps d 5ps
fd6ps fd7ps fd8ps fd9ps....
In a line--
ss 2ps 3ps d4ps d5ps
fd6ps fd7ps fd8ps fd9ps....
Thirdly, number the d-orbital(start with 3d)like this:
ss
ps ps
3dps 4dps
f5dps f6dps f7dps f8dps....
In a line--
ss ps ps 3dps 4dps
f5dps f6dps f7dps f8dps....
Fourthly,number the f-orbital(start with 4f) like this:
ss
ps ps
dps dps
4fdps 5fdps 6fdps 7fdps....
In a line--
ss ps ps dps dps 4fdps 5fdps 6fdps 7fdps......
Fifltly,number s,p,d,f together like this....
1s2s
2p3s 3p4s
3d4p5s 4d5p6s
4f5d6p7s 5f6d7p8s
6f7d8p9s.........
In a line----
1s 2s 2p 3s 3p 4s 3d 4p 5s d 5p 6s 4f 5d 6p 7s 5f 6d 7p 8s
6f 7d 8p 9s.........
Step-4:
You have to know that
•S-orbital can take maximum 2 electrons.
•p-orbital can take maximum 6 electrons.
•d-orbital can take maximum 10 electrons.
•f-orbital can take maximum 14 electrons.
Step-5:
Now we know that Bromine has 35 electrons.
Electronic configuration of Bromine will be...
s² s²
p⁶s² p⁶s²
d¹ºp⁵s dps
fdps fdps fdps....
So,we are getting..
s² s²
p⁶s² p⁶s²
d¹ºp⁵
Now number s-orbital according to above process.
1s² 2s²
p⁶ 3s² p⁶ 4s²
d¹º p⁵
Now number p-orbital according to above process.
1s² 2s²
2p⁶ 3s² 3p⁶ 4s²
d¹º 4p⁵
Now number d-orbital according to above process.
1s² 2s²
2p⁶ 3s² 3p⁶ 4s²
3d¹º 4p⁵
In a line---
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹º 4p⁵
So the electronic configuration of bromine (Br) is given below:
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹º 4p⁵
Remember that the electronic configuration of any element is written in the assending (low to high) order of n.Finally,the above electronic configuration should be written according to value of n as follows.
Bromine Electron Configuration:
1s² 2s² 2p⁶ 3s² 3p⁶3d¹º 4s² 4p⁵
Define Electronic Configuration
Now you can easily define the electronic configuration of an element .Electronic configuration of an element means the distribution of electrons of that element in different orbitals stating from low energy orbitals to high energy orbitals.
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