wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

The number of unpaired electrons in Cu+ (atomic number=29) is:

A
1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
\N
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C \N
The ground state electronic configuration of Cu is
=1s22s22p63s23p64s13d10

Thus the electronic configuration of Cu+ is
=1s22s22p63s23p63d10

Since all orbitals are completely filled, the number of unpaired electron in Cu+ is zero

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Electronic Configuration and Orbital Diagrams
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon