2.教学重难点 The electron delocalization theory and drawing the resonance structures 3.教学内容 (1)acid/base theory (2)Isomers and stereochemistry (3)Electron delocaliztion 4.教学方法 (1)Teaching method:Relevant concepts and theoretical framework. (2)Discussion method:The use of heuristic teaching 5.教学评价 Quick summary test and discuss selected frequently asked questions. Section 2.Group I compounds:alkenes and alkynes,reaction type for hydrocarbon with double/triple bonds 1教学目标 2.1 Structure feature and nomenclature of alkene and alkynes 2.2 Electrophilic addition reaction mechanism for double/triple bond 2.3 Draw the product formed from electrophilic addition reaction 2.教学重难点 2.2 Use electron flow arrow to indicate the electrophilic reaction 2.3 The addition reaction regioselectivity and stereoselectivity2.教学重难点 The electron delocalization theory and drawing the resonance structures 3.教学内容 (1) acid/base theory (2) Isomers and stereochemistry (3) Electron delocaliztion 4.教学方法 (1) Teaching method: Relevant concepts and theoretical framework. (2) Discussion method: The use of heuristic teaching. 5.教学评价 Quick summary test and discuss selected frequently asked questions. Section 2. Group I compounds: alkenes and alkynes, reaction type for hydrocarbon with double/triple bonds 1.教学目标 2.1 Structure feature and nomenclature of alkene and alkynes 2.2 Electrophilic addition reaction mechanism for double/triple bond 2.3 Draw the product formed from electrophilic addition reaction 2.教学重难点 2.2 Use electron flow arrow to indicate the electrophilic reaction 2.3 The addition reaction regioselectivity and stereoselectivity