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- Match the chromophore with the appropriate transition Choose: only in carbonyl group, 2 saturated hydrocarbons in alkane, or carbonyl group and ethene n to p* transition: ? sigma to sigma* transition: ? p to p* transition: ?A chemist wanted to determine experimentally the relative ease of removing a hydrogen atom from a tertiary, a secondary, and a primary carbon by a chlorine radical. He allowed 2-methylbutane to undergo chlorination at 300 °C and obtained as products 36% 1-chloro-2-methylbutane, 18% 2-chloro-2-methylbutane, 28% 2-chloro-3-methylbutane, and 18% 1-chloro-3-methylbutane. What values did he obtain for the relative ease of removing a hydrogen atom from tertiary, secondary, and primary hydrogen carbons by a chlorine radical under the conditions of his experiment?Describe Suprafacial and Antarafacial Rearrangement:
- Starting with [Pt(NH3)4]2+ or [PtCl4]2- and using the trans effect sequence, devise a rational procedure for synthesizing [Pt(py)(NH3)(NO2)Cl] with py and Cl positioned trans to one another.What is the IR stretching frequencies of C-C stretches of alkenes and alkynes? What are their frequencys in cm^-1 and some commments that can be made about them?Arrange each set in order of decreasing priority using Cahn-Ingold-Prelog priority rules (1 for highest priority). d) _____-Cl, _____-OH, _____-H, _____-NH2 e) _____–CO2CH3, _____-CO2H, _____-OH, _____-OCH3
- Which combination cannot be used as mobile phase in RPLC? A. Water-acetonitrile B. Acetonitrile-cyclopentane C. water-THF (tetrahydrofuran) D. Acetonitrile-THF (tetrahydrofuran)Trans-1,2-dichlorocyclobutane is more stable than trans-1,2- dichlorocyclopropane. What are 1 of the 2 reasons for this experimental fact?Determine the Ksp of the following reactions. a. NaC2H3O2 Na+ + C2H3O2- b. HBr H+ + Br c. Zn(OH)2 Zn+2 + 2HO- d. PbCl2 Pb+2 + 2Cl- e. SnSO4 Sn+2 + SO4-