MCQ
Identify $A$ and $B$ in the given chemical reaction sequence :-


- A

- ✓

- C

- D








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$(b)$ $CoCl _{3} \cdot 5 NH _{3}$
$(c)$ $CoCl _{3} \cdot 6 NH _{3}$ and
$(d)$ $CoCl \left( NO _{3}\right)_{2} \cdot 5 NH _{3}$
Number of complex(es) which will exist in cistrans is/are ....
The product of the above reaction is
|
LIST $I$ (Hybridization) |
LIST $II$ (Orientation in Space) |
| $A$ $\mathrm{sp}^3$ | $I$ Trigonal bipyramidal |
| $B$ $\mathrm{dsp}^2$ | $II$ Octahedral |
| $C$ $\mathrm{sp}^3 \mathrm{~d}$ | $III$ Tetrahedral |
| $D$ $s p^3 d^2$ | $IV$ Square planar |
Choose the correct answer from the options given below :
In an experiment, $2.0$ $moles$ of $NOCl$ was placed in a one-litre flask and the concentration of NO after equilibrium established, was found to be $0.4$ $mol / L$. The equilibrium constant at $30^{\circ} C$ is $.......\times 10^{-4}$