which of the following. has the lowest ignition temperature? a)petrol b)kerosene c)coal d)LPG the substance having the highest calorific value is a. LPG B. hydrogen c. oxygen d. coal gas which of the following. has the highest calorific value? 1. wood 2.dung cake 3. methane gas 4. biogas Share with your friends Share 12 Adarsh Saini answered this i>coal ii>hydrogen iii>Methane gas 1 View Full Answer Esha answered this methane gas has the highest 2 Adarsh Saini answered this i>Coal ii> Hydrogen iii>Dung cake 4 Omshree Joshi answered this coal ,hydrogen ,dung cake. -2 Sneha Varsha answered this i)Coal ii) Hydrogen iii)Dung cake 0 Avani Vasudeva answered this i) coal ii) hydrogen iii) sung cake 4
