Choose the correct answer:

Which gas from the air is required for the combustion?
Oxygen
Nitrogen
Carbon di oxide
Carbon mono oxide
The process of burning a substance in the presence of oxygen is called:
Fuel
Chemical reaction
Combustion
None of the above
In which of the cases, candle will stop burning:
0%
0
 
0%
0
 
0%
0
 
0%
0
 
{"name":"Choose the correct answer:", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Which gas from the air is required for the combustion?, The process of burning a substance in the presence of oxygen is called:, In which of the cases, candle will stop burning:","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}
Powered by: Quiz Maker