Oxidation of Alcohols Oxidation of alcohols Primary alcohols can be oxidised to form aldehydes which can undergo further oxidation to form carboxylic acids Secondary alcohols can be oxidised to for...
Alcohol Production Alcohols are compounds that contain at least one hydroxy (-OH) group The general formula of alcohols is CnH2n+1OH Alcohols can be prepared by a wide range of chemical reac...
Disposing of Polymers Though poly(alkenes)s are extremely important in everyday such as their use as plastics, the disposal of these polymers is problematic Poly(alkenes) are very large alka...
Addition Polymers Addition polymerisation Addition polymerisation is one of the most important addition reactions of alkenes which form the basis of the plastics industry Addition polymerisa...
Test for Unsaturation Halogens can be used to test if a molecule is unsaturated (i.e. contains a double bond) Br2(aq) is an orange or yellow solution, called bromine water and this is the ha...
ISSCY 联合国协会写作比赛 是一项针对全球高中生的研究型写作学术活动，为了促进世界各地中学生对人文和社会科学的研究，ISSCY邀请年轻思想者将他们的研究论文提交评审委员会审议。 学生将提交初赛建议，如果被选...
Alkenes: Reactions Alkenes are very useful compounds as they can undergo many types of reactions They can therefore be used as starting molecules when making new compounds Electrophilic addi...
Isomerism in Alkenes Unsaturated compounds In unsaturated compounds, the groups attached to the C=C carbons remain fixed in their position This is because free rotation of the bonds about th...
Uses Fluorohalogenoalkanes The most common halogenoalkanes are chlorofluorocarbons (CFCs) These compounds contain carbon atoms with chlorine and fluorine atoms attached to them E.g. CCl3F an...
