cracking 0.0 / 5 ? SciencecrackingGCSEOCR Created by: sumaiyauddinCreated on: 18-02-19 14:46 define cracking process of breaking down larger hydrocarbons into more useful molecules. 1 of 5 why are alkenes called unsaturated hydrocarbons? they easily react by breaking down the double bond and accept another atom 2 of 5 why are alkanes called saturated hydrocarbons? they don't easily react to accept another atom. 3 of 5 how many double covalent bonds do alkenes have? 1 double covalent bond between carbon atoms 4 of 5 what do you need for cracking to take place? a high temperature and a catalyst 5 of 5
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