MCQ
Sugar of lead is
- A$2PbS{O_4}.PbO$
- ✓${(C{H_3}COO)_2}Pb$
- C$PbC{O_3}$
- D$PbC{O_3}.Pb{(OH)_2}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Substance | $H _{2}$ | $C ($ graphite $)$ | $C _{2} H _{6}( g )$ |
| $\frac{\Delta_{ C } H ^{\Theta}}{ kJmol ^{-1}}$ | $-286.0$ | $-394.0$ | $-1560.0$ |
The enthalpy of formation of ethane is ........ .