The aqueous solution of the salt will be colored in the case of:
A
Zn(NO3)2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
LiNO3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Co(NO3)2
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
CrCl3
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct options are CCo(NO3)2 DCrCl3 Both Co2+ as well as Cr3+ are coloured. The former is blue and the latter is blue-green. This is largely due low-energy d−d transitions.