MCQ
The element used by Rutherford in his famous scattering experiment was
- ✓Gold
- BTin
- CSilver
- DLead
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| List $I$ Complex | List $II$ $CFSE(\Delta_0)$ |
| $A$ $\left[ Cu \left( NH _3\right)_6\right]^{2+}$ | $I$ $-0.6$ |
| $B$ $\left[\operatorname{Ti}\left( N _2 O \right)_6\right]^{3+}$ | $II$ $-2.0$ |
| $C$ $\left[ Fe ( CN )_6\right]^{3-}$ | $III$ $-1.2$ |
| $D$ $\left[ NiF _6\right]^{4-}$ | $IV$ $-0.4$ |
Choose the correct answer from the options given below:
$\mathrm{A}(\mathrm{g}) \rightarrow 2 \mathrm{~B}(\mathrm{~g})+\mathrm{C}(\mathrm{g})$
If the total pressure of the gases is found to be $200$ torr after $23 \mathrm{sec}$. and $300$ torr upon the complete decomposition of $\mathrm{A}$ after a very long time, then the rate constant of the given reaction is . . . . . .$\times 10^{-2} \mathrm{~s}^{-1}$ (nearest integer)
[Given : $\log _{10}(2)=0.301$ ]