Question

which of the following has the lowest ignition temperature
1) petrol
2)kerosene
3)coal
4)LPG​

Answer 1

Hope this will help you

For first question Coal is answer, second one is hydrogen, third one is biogas, and in general, the Self Ignition auto ignition temperature is lowest temperature at which a fuel like petrol or diesel spontaneously ignites in normal atmosphere without an external source of ignition

Answer 2

Answer:

1) petrol

Explanation:

petrol has the lowest ignition temperature