Combustion

Question 1

what is a combustion reaction?

Answer 1

is when a substances reacts with oxygen and heat is released

Question 2

what are examples of a combustion reaction?

Answer 2

buring petrol in a car engine

buring wax in a candle

buring gas stove in a kitchen

Question 3

what is the equation for a combustion reaction?

Answer 3

CH4(g) + O2 (g)  2H2O (g) + CO2(g) + energy

Question 4

what are examples of gas fuels?

Answer 4

hydrogen, gas

Question 5

what are examples of liquid fuels?

Answer 5

octane, pentane

Question 6

soild fuels?

Answer 6

coal

Question 7

what are examples of biofuels?

Answer 7

biodiesel
biogas

Question 8

what is the eqaution for Aerobic cellular respiration?

Answer 8

glucose + oxygen  carbon dioxide + water

Question 9

what is the eqaution for Welding?

Answer 9

acetylene + oxygen  carbon dioxide + water

Question 10

what is the equation for Rocket fuel?

Answer 10

hydrogen + oxygen  water

Question 11

what are the two types of combustions?

Answer 11

complete and incomplete

Question 12

what is complete combustion?

Answer 12

when a lot of oxygen is available

Question 13

what is the equation for a complete combustion reactions?

Answer 13

hydrocarbon + oxygen→carbon dioxide + water

Question 14

what is imcomplete combustion?

Answer 14

when there is not enoughoxygento createcarbon dioxide.

Question 15

what is created in an imcomplete combustion reaction?

Answer 15

carbon and carbon monoxide are created instead

Question 16

what are 3 differences in complete and incomplete combustion?

Answer 16

complete combustion produces high amount of energy but imcomplete produces low amount of energy

c; creates a blue flame
ic; creates a yellow flame

c; creates carbon dioxide which causes global warming
ic’ prodcues carbon monoxide which causes air pollution