Ogljikovodiki- preverjanje znanja

https://www.slo-foto.net/galerija_slika-88663.html

https://app.emaze.com/@AWWFLOZQ#4

https://educalingo.com/en/dic-pl/heksan

https://si.openprof.com/wb/poglavje:acikli%C4%8Dni_ogljikovodiki/2518/

https://jutro.si/kemija/datoteke/naloge/as301/c2h4_c3h6_in_c4h8.html

https://ucilnice.arnes.si/pluginfile.php/2291068/mod_resource/content/1/8.B_kemija_%201.6.%202020_%20Zapis%20CH.pdf

https://pl.wikipedia.org/wiki/1,3-Butadien

https://www.fishersci.co.uk/shop/products/n-heptane-certified-ar-analysis-2/p-8015149

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