Question:

An organic compound is estimated through Dumas method and was found to evolve 6 moles of CO2, 4 moles of H2O and 1 mole of nitrogen gas. The formula of the compound is:

C12H8N

C12H8N2

C6H8N

C6H8N2

[CxHyNz]Dumas Method → 6CO2 + 4H2O + N2
6C → 6CO2
8H → 4H2O
2N → N2
Hence, C6H8N2