MCQ
Which of the following represents clear electropositive properties
- A$F$
- B$Cl$
- C$Br$
- ✓$I$
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Which of the following cation does not respond to the above reaction ?
The temperature at which the rate constant of the reaction is $10^{-4} s ^{-1}$ is .............. $K$.
(Rounded-off to the nearest integer)
[Given: The rate constant of the reaction is $10^{-5} s ^{-1}$ at $500 K$.]
$Zn(s) + N{i^{2 + }}(a = 1.0)$ $\rightleftharpoons$ $Z{n^{2 + }}(a = 10) + Ni(s)$ occurs, is found to be $0.5105\,V$ at $298\,K$. The standard e.m.f. of the cell is ............ $\mathrm{V}$

