combustion Flashcards
1
Q
exothermic reactions ……… heat energy
A
releases
2
Q
endothermic reactions …….. energy
A
take in
3
Q
when a substance burns, it reacts with oxygen in a reaction called
A
combustion
4
Q
for combustion to take place,
A
a fuel is required
5
Q
all hydrocarbons and alcohols burn in a plentiful supply of oxygen producing
A
carbon dioxide and water
6
Q
when testing for carbon dioxide,
A
limewater is used
7
Q
carbon dioxide turns limewater
A
milky white
8
Q
if volume of air is restricted,
A
incomplete combustion takes place
