Essential Chemistry for IGCSE - Biological Molecules (Section 1 - No. 28)

Which of the following is the correct equation for fermentation of glucose?

C6H12O6 + O2 -> 2C2H5OH + 2CO2

C6H12O6 -> 2C2H5OH + 2CO2

2C2H5OH + 2CO2 -> C6H12O6

C6H12O6 + H2O -> C12H22O11

This equation represents the fermentation process.