The four compounds listed are methane CH4CH4CH4, acetylene C2H2C2H2C2H2, ethane C2H6C2H6C2H6, and nitroethane C2H5NO2C2H5NO2C2H5NO2.
The four compounds listed are methane CH4CH4CH4, acetylene C2H2C2H2C2H2, ethane C2H6C2H6C2H6, and nitroethane C2H5NO2C2H5NO2C2H5NO2.