MCQ
Both ionic and covalent bond is present in the following
- A$C{H_4}$
- B$KCl$
- C$S{O_2}$
- ✓$NaOH$
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$2{H_2}O \rightleftharpoons {H_3}{O^ + } + O{H^ - }$ ,
the value of $\Delta {G^o}$ at $298\,K$ is approximately .......$kJ\,mol^{-1}$
CaO(s) + CO2(g) → CaCO3(s);
$\Delta_\text{r}\text{H}^\circ=-178.3\text{kJ mol}^{-1}$