Question

In an experiment, 10cm3
of an organic compound, J, in the gaseous state was sparked with an
excess of oxygen. 20cm3
of carbon dioxide and 5cm3
of nitrogen were obtained among the
products. All gas volumes were measured at the same temperature and pressure.
What could be the identity of J?
1 C2H6N2
2 C2H3N
3 C2H7N