Reactions involving oxygen Flashcards
1
Q
What is a combustion reaction?
A
substance burns in the presence of oxygen
always exothermic
2
Q
What is a hydrocarbon?
A
Contains only carbon and hydrogen atoms
3
Q
Complete combustion of hydrocarbons result in:
A
carbon dioxide plus water (if enough oxygen present)
- known as complete combustion
4
Q
What is corrosion?
A
Metals reacting with oxygen to form metal oxides
5
Q
Is corrosion endo or exothermic?
A
exothermic as it is a form of combustion
6
Q
Is photosynthesis exo or endothermic?
A
Endothermic
7
Q
Is respiration exo or endothermic?
A
Exothermic