PPT-Ch 6- Alkyl Halides Structures and Properties

Halogen is connected to a tetrahedral carbon The carbonhalogen bond is polarized with the carbon having a partial positive charge and the halogen having a partial negative charge The size of the halogen increases as you move down the group. Alkanes: Nomenclature, Conformational Analysis, and an Introduction to Synthesis. Shapes of Alkanes. “Straight-chain” alkanes have a . zig-zag. orientation when they are in their most straight orientation. Week 2:. Organophosphate . Insecticides. a. Acute toxicity. History. World War II nerve gases. Britain. Germany. Gerhard Schrader. TEPP as first commercial OP insecticide. Post-WWII transfer of IG Farben chemicals to US. King Saud University . Chemistry Department. 145 Chem. 1. 145 Chem. 2. King Saud University . Chemistry Department. CH. 3. -X and R-CH. 2. -X : Primary alkyl halide.. (R). 2. -CH-X : Secondary alkyl halide.. 145 Chem. 1. 145 Chem. 2. Alkyl Halides. 145 . Chem. 3. CH. 3. -X and R-CH. 2. -X : Primary alkyl halide.. (R). 2. -CH-X : Secondary alkyl halide.. (R). 3. -C-X : Tertiary alkyl halide.. . GLY 4200. Lab 7 - Fall, . 2016. 2. Halides. Minerals contain the anions F. -. , Cl. -. , Br. -. , or I. -. More than one hundred forty halides are known – few are important. Bonding is usually nearly purely ionic. Ether. Chemistry 11. Ms. McGrath. Ethers. General formula: Ethers are organic compounds that have two alkyl groups joined by an oxygen atom.. R-O-R’, where R and R’ are two alkyl groups (they can be the same or different). Chemistry 335 Supplemental Slides: Chapter 2 . 1. To build molecular orbitals, first recall that the energy of the ‘starting’ atomic orbitals depends the electronegativity of the element, which you can get from the periodic table.... Unit 7. Ethers!. Ether – organic compounds . where two alkyl or aryl groups joined singly with an oxygen atom. R-O-R’ R-O-Ar Ar-O-Ar. Ethers. Symmetrical ethers – 2 identical groups bonded to the oxygen. GLY 4200. Lab 7 - Fall. , . 2017. 2. Halides. Minerals contain the anions F. -. , Cl. -. , Br. -. , or I. -. More than one hundred forty halides are known – few are important. Bonding is usually nearly purely ionic. Introduction. Anhydrous metal halides are commonly used starting materials for many organometallic compounds . (i.e., in reactions with Grignard reagents, the formation . of . metallocene, chromium(III) . Nucleophilic Substitution. and Elimination . Reactions. 2. Alkyl halides. are organic molecules containing a halogen atom bonded to an . sp. 3. hybridized carbon atom. . Alkyl halides are classified as . Amines are derivatives of ammonia molecules that contain a nitrogen atom bonded to one or more alkyl groups on each molecule.. . Many amines have strong, unpleasant odours.. . ex. putrescine. cadaverine. HALOALKANES. DHEERAJ GUPTA. ALKYL HALIDES OR HALOALKANES. An organic compound containing at least one carbon-halogen bond (C-X). X (F, . Cl. , Br, I) replaces H. Alkyl halides are organic molecules containing a halogen atom bonded to an . Department of Pharmaceutical Analysis. Chalapathi Institute of Pharmaceutical Sciences. The Structure of Benzene. Because each .  bond has two electrons, benzene has six  electrons.. In benzene, the actual bond length (1.39 .