In deze les zitten 13 slides, met interactieve quizzen, tekstslides en 1 video.
Lesduur is: 45 min
Onderdelen in deze les
Slide 1 - Tekstslide
Activating prior knowledge
In the next slide give a description in your own words. Write down as much as you know about combustion reactions.
Slide 2 - Tekstslide
combustion
Slide 3 - Woordweb
Combustion
Also called burning. Reaction with oxygen. Main product is an oxide (often invisible gas) Type of oxidation reaction. Heat is given out in combination with light.
Slide 4 - Tekstslide
A combustion reaction always takes place with
Slide 5 - Open vraag
In a combustion each element forms an oxide. Carbon forms What does hydrogen form?
CO2
Slide 6 - Open vraag
Methane
A
CO2
B
CH3
C
CH4
D
Me
Slide 7 - Quizvraag
Give the word equation of the combustion reaction of methane (natural gas). Put the reaction equation (using formulae) in your notebook
Slide 8 - Open vraag
Combustion of methane
Give the reaction equation of the combustion reaction of methane (natural gas).
Tekst
CH4(g)+2O2(g)→CO2(g)+2H2O(l)
Slide 9 - Tekstslide
Combustion reaction
A chemical reaction in which the oxides are formed from the elements in the reactant together with oxygen.
ABC+O2→AO+B2O+CO2
Slide 10 - Tekstslide
Kinds of Combustion
Complete = enough oxygen present oxides with maximum oxygen atoms are formed
Incomplete = not enough oxygen oxides with less oxygen atoms are formed