Weblinks - Catalysts

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Chemistry WebQuest 3 - Standard

Catalysts

- Introduction & Process - - Weblinks - - Conclusion -

Weblinks

Weblinks 1

Catalysts help us to manufacture many substances.

What exactly do they do? Find out the effect of a catalyst on a chemical reaction by exploring the following web links.

http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/rocks_metals/7_faster_slower5.shtml

http://www.sciencelearn.org.nz/Contexts/Nanoscience/Sci-Media/Video/What-is-a-catalyst


Weblinks 2

Enzymes are biological catalysts – that means that they are chemicals found in living things.

Visit the websites below and write down how enzymes help digestion.

http://www.chem4kids.com/files/bio_enzymes.html

https://www.youtube.com/watch?v=tI69AVRW0DU


Weblinks 3

Catalytic convertors are used in cars to reduce the amount of pollutants that enter the atmosphere. 

Visit the following web links below and write down on your research sheet the reactions that take place in a catalytic convertor.

http://auto.howstuffworks.com/question66.htm

https://www.youtube.com/watch?v=1e9EvrThk1Y


Weblinks 4

Carbon monoxide and nitrogen oxides are pollutants that are formed during the combustion of hydrocarbon fuels.

Visit the websites below and write down on your research sheet the effects of these pollutants.

http://www.alliantenergykids.com/PlayingItSafe/NaturalGasSafety/000555

http://www.nhs.uk/conditions/carbon-monoxide-poisoning/Pages/Introduction.aspx

http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/rocks_metals/6_clean_air3.shtml

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