GCSE workbooks https://www.amazon.co.uk/Dr-Shaun-Donnelly/e/B084FH9JPF?ref_=dbs_p_pbk_r00_abau_000000&_encoding=UTF8&tag=freesciencele-21&linkCode=ur2&linkId=1fbc0f5c3e7450e895637b56ee343168&camp=1634&creative=6738 School licenses from 40p per copy https://www.freesciencelessons.co.uk/school-licences/ In this video, we start the topic on organic chemistry. We look at how crude oil is formed and then look at hydrocarbon molecules, specifically the alkanes. We explore the general formula of alkanes and how this is used. This video is based on the AQA spec. If you are following a different exam board then you should check your specification. The Amazon link above is an affiliate link. This provides a small commission which helps to support freesciencelessons. The cost remains the same to you. If you prefer not to use this, you can search Amazon for the Freesciencelessons workbooks. Deliberate Thought by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/by/4.0/) Source: http://incompetech.com/music/royalty-free/?keywords=deliberate+thought Artist: http://incompetech.com/ Image credits Plankton (By Uwe Kils - https://commons.wikimedia.org/wiki/File:Hyperia.jpg, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=50658752) Drilling rig (By Knudsens Fotosenter / DEXTRA Photo - DEXTRA Photo / Norsk Teknisk Museum: image no. DEX_KF_000706, via digitaltmuseum.no., CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=51877270) Water bottle (https://upload.wikimedia.org/wikipedia/commons/d/df/Bidon.jpg By Pe pawel (Own work) [CC0], via Wikimedia Commons) Gas station (By No machine-readable author provided. Fg2 assumed (based on copyright claims). - No machine-readable source provided. Own work assumed (based on copyright claims)., Public Domain, https://commons.wikimedia.org/w/index.php?curid=266907) Petroleum jelly (By Kiyok - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=2647443) Pharmaceuticals (By Takkk (Own work) [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0) or GFDL (http://www.gnu.org/copyleft/fdl.html)], via Wikimedia Commons https://commons.wikimedia.org/wiki/File%3APharmaceutic.jpg)