MCQ
The false statement about iron $(III)$ hydroxide is that
- Ait is a weaker base than $Fe(OH)_2$
- ✓with concentrated $KOH$, it forms a complex $K_3[Fe(OH)_6]$
- Cit gradually loses water and transforms into $Fe_2O_3$
- DNone of these
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Which one of the following options represents identical molecules?
$Al_{(S)}+3Ag^+_{(aq)}\,(0.10\, M) \to Al^{+3}_{(aq)}\, (0.30\, M)+3Ag_{(S)}$,
the measured voltage $(E_{cell})$ is $1.50\, volt$. Calculate $E_{cell}^o$ ........... $\mathrm{volt}$
Given : $\frac{{2.303\,RT}}{F} = 0.06\,;\,\log \,3 = 0.48$