100 10456 120 Chemistry I (SCP) 522 130 Unit 6 Chromatography and Spectrophotometry 140 150 11-12 160 170 1 180 210 211 212 213 214 215 216 220 221 222 223 224 225 226 230 231 232 233 234 235 236 240 241 242 243 244 245 246 250 251 252 253 254 255 256 300 What can be learned from the interaction of light and matter? 300 Is there another method of separating mixtures in the lab? 300 400 The wave theory of light 400 The electromagnetic spectrum 400 c = lambda nu 400 Chromatrography and Rf values 400 The Bohr Theory 400 Flame tests and emission spectra 400 Performance testing 400 500 Students will develop the ability to: 500 Label all parts of a light wave 500 Determine the type of light given the wavelength or frequency 500 Use the c = lambda nu formula to calculate either wavelength or frequency 500 Determine the color of light by calculating its wavelength and using a spectrum chart 500 Set up a paper chromatography experiment and use the Rf values obtained to determine if dyes are the same 500 Use a spectrophotometer and chalk to determine the colors of various wavelengths of light 500 Analyze flame colors from metal ions in the lab 500 Complete a performance test in the lab to determine the effectiveness of a carpet cleaner 500 Become adept at using a spectrophotometer 600 Practice drawing and labelling waves 600 Use of c= lambda nu formula to determine wavelength and frequency 600 Use of a spectrum chart to determine type of light or color of light given a wavelength or frequency 600 Worksheets involving light, matter and energies of electrons 600 Paper chromatography lab to determine if any of the dyes in grape Kool-aid are the same as any of the dyes in standard food colors 600 Practice determining Rf values 600 Use of spec-20 to determine the color of various wavelengths of light 600 Prelab assignment for flame tests lab 600 Conduct a flame test lab to determine the color of the flame produced by various metal ions and to identify an unknown cation 600 Become familiar with all of the types of chromatography and observe a computer simulation of paper and column chromatography. Manipulate polarity of solvent to determine effect on separation 600 Complete a performance test on Sears carpet cleaner to determine its effectiveness of removing a cherry Kool-aid stain 600 Write a business letter to a Sear's salesman explaining the results of the performance test and whether they would buy the product 600 Practice using a spectrophotometer to determine the percent absorbance of a solution 600 Experience the use of magnetic stirrers and a centrifuge for lab applications 600 Peer check and peer tutor module 6 practice test 600 600 700 Lab reports 700 Business letter to a Sear's salesman explaining the results of the performance test 700 Performance based grading of ability to use a spectrophotometer 700 Performance based grading of ability to draw and label waves of different frequency, ability to manipulate the c= lambda nu formula, and Rf value calculations 700 Reading quizzes 700 Worksheets 700 Practice tests 700 Tests 700