>
Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Imdadul Haque posted an Question
September 14, 2020 • 06:45 am
![]()
30 points
30 points
- IIT JAM
- Chemistry (CY)
Off 6. given the molecular formula of the hexa-coordinated complxes: () cocl(nh)s (11) coclhnh;)s (1i) cocl(nh3) if the number of coordinated nh3 molecules in (
OFF 6. Given the molecular formula of the hexa-coordinated complxes: () CoCl(NH)s (11) COClhNH;)s (1I) CoCL(NH3) If the number of coordinated NH3 molecules in (U, () and (I) respectively are 6, 5 and 4 then the oxidation state of Co in (), () and () are respectively (a) +6, +5, +4 (b) +3, +2, +1 (C) 0, +1, +2 (d) +3, +3, +3
1 Answer(s)
Answer Now
- 0 Likes
- 3 Comments
- 0 Shares
-
![comment-profile-img]()
>
Ashutosh singh
Dear student, D is the correct answer.
![eduncle-logo-app]()
NH3 is neutral ligand and bears no charge. Also, it is secondary valency so, we won't consider it anyways.
![eduncle-logo-app]()
Therefore, the oxidation states of Co will be according to the Cl- only.
![eduncle-logo-app]()
Hope it helps you...😊 Kindly accept the answer.
-
Suman Kumar
![best-answer]()
option D is correct
Do You Want Better RANK in Your Exam?
Start Your Preparations with Eduncle’s FREE Study Material
- Updated Syllabus, Paper Pattern & Full Exam Details
- Sample Theory of Most Important Topic
- Model Test Paper with Detailed Solutions
- Last 5 Years Question Papers & Answers
Sign Up to Download FREE Study Material Worth Rs. 500/-
Suman Kumar
For 3 chlorine you need Co in +3 oxidation state