Question:
The colour of \(\text{CoCl}_3\cdot5\text{NH}_3\cdot\text{H}_2\text{O}\) is:
The colour of \(\text{CoCl}_3\cdot5\text{NH}_3\cdot\text{H}_2\text{O}\) is:
Show Hint
Colour depends on ligand field splitting.
Updated On: Mar 23, 2026
- red
- orange
- orange-yellow
- pink
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
Step 1: This is a coordination compound of cobalt(III).
Step 2: Its known colour is orange-yellow.
Was this answer helpful?
0
0
Top Questions on coordination compounds
- The correct statement among the following is:
- JEE Main - 2026
- Chemistry
- coordination compounds
- [Ni(PPh$_3$)$_2$Cl$_2$] is a paramagnetic complex. Identify the {INCORRECT statements about this complex. A. The complex exhibits geometrical isomerism.
B. The complex is white in colour.
C. The calculated spin-only magnetic moment of the complex is $2.84$ BM.
D. The calculated CFSE (Crystal Field Stabilization Energy) of Ni in this complex is $-0.8\Delta_o$.
E. The geometrical arrangement of ligands in this complex is similar to that in Ni(CO)$_4$.
Choose the correct answer from the options given below:- JEE Main - 2026
- Chemistry
- coordination compounds
- Given below are two statements:
Statement I: The number of paramagnetic species among $[\mathrm{CoF_6}]^{3-}$, $[\mathrm{TiF_6}]^{3-}$, $\mathrm{V_2O_5}$ and $[\mathrm{Fe(CN)_6}]^{3-}$ is 3.
Statement II: $ \mathrm{K_4[Fe(CN)_6]}<\mathrm{K_3[Fe(CN)_6]}<\mathrm{[Fe(H_2O)_6]SO_4 \cdot H_2O}<\mathrm{[Fe(H_2O)_6]Cl_3} $ is the correct order in terms of number of unpaired electrons.
Choose the correct answer from the options given below:
- JEE Main - 2026
- Chemistry
- coordination compounds
- (A) \([\mathrm{MnBr_4}]^{2-}\)
(B) \([\mathrm{Cu(H_2O)_6}]^{2+}\)
(C) \([\mathrm{Ni(CN)_4}]^{2-}\)
(D) \([\mathrm{Ni(H_2O)_6}]^{2+}\)
Select correct order of spin-only magnetic moment among above complexes.- JEE Main - 2026
- Chemistry
- coordination compounds
- A cup of water at 5°C (system) is placed in a microwave oven and the oven is turned on for one minute during which the water begins to boil. Which of the following option is true ?
- JEE Main - 2026
- Chemistry
- coordination compounds
View More Questions
Questions Asked in BITSAT exam
- Evaluate the integral \( \int \frac{x}{x^2 + 1} dx \):
- BITSAT - 2025
- Methods of Integration
- Evaluate the integral \( \int_0^1 \frac{\ln(1 + x)}{1 + x^2} \, dx \)
- BITSAT - 2025
- integral
- The equation of the line passing through the point $ (2, 3) $ and making equal intercepts on the coordinate axes is:
- BITSAT - 2025
- Coordinate Geometry
- If $ x + \frac{1}{x} = 4 $, find the value of $ x^4 + \frac{1}{x^4} $.
- BITSAT - 2025
- Differential equations
- If the word "BITS" is coded using \( A=1, B=2, \ldots, Z=26 \), and the code is the sum of the squares of each letter's value, what is the code for the word?
- BITSAT - 2025
- Algebra
View More Questions