ET Below is a molecule of caffeine Draw

ET Below is a molecule of caffeine. Draw the Lewis structure for this molecule. 3 bonus points if you get it 100% correct!

Chemical Reactions Unit 2 Lesson 8

What are chemical reactions? http: //www. personal. kent. edu/~cearley/Chem. Wrld/Reaction. htm

Writing Chemical Reactions Reactants Products 1. 2. 3. 4. 5. 6. Synthesis Decomposition Single Replacement Double Replacement Polymerization Condensation Polymerization

Synthesis Reaction A + B AB

Synthesis Reaction Example: making water 2 H 2 + O 2 2 H 2 O

Decomposition Reaction AB A + B

Decomposition Reaction Example – bubbling soda H 2 CO 3 H 2 O + CO 2

Single Replacement Reaction A + BC AB + C

Single Replacement Reaction Example: Na + Li. Cl Na. Cl + Li

Double Replacement AB + CD AD + CB

Double Replacement Example – Mixing up ionic compounds Na. Cl + Ag. NO 3 Na. NO 3 + Ag. Cl

Acid-Base Reaction + A + H AH + AH - + A + H

Acid-Base Reaction

Polymerization Reaction n(Monomer) Polymer A + A + A …. AAAAA

Polymerization Reaction

Polymerization Reaction http: //www. tangram. co. uk/images/TI-Plastics-Pinking 2. jpg

Polymerization Reaction: PVC http: //www. sciencephoto. com/image/395792/530 wm/C 0098149 -PVC_polymer, _molecular_model-SPL. jpg

Condensation Polymerization Reaction n(Monomer) Polymer + H 2 O A + A…. AAA + H 2 O

Condensation Polymerization Reaction

HW – Due Friday 1. DN 2. Vocab 1. Chemical reaction 2. Reactants 3. Products 4. Polymer 5. Monomer 6. Synthesis reaction 7. Decomposition reaction 8. Acid Base reaction 9. Polymerization reaction 10. Condensation polymerization reaction