PPT-Chapter 2 Alkanes and Cycloalkanes;

Conformational and Geometrical Isomerism Hydrocarbons are compounds that contain only carbon and hydrogen There are three main classes of hydrocarbons based on the types of carboncarbon bonds present . 1 Chemical Tests for Alkanes, Alkenes, and Aromatic Compounds Introduction There are four types of hydrocarbons : alkanes, alkenes, alkynes, and aromatic compounds, each type with different chemical Welcome. Questions. 1. octet rule. Lewis dot structures. Covalent bond. In which main group do you find carbon? . E. lectronegativity. Electronegativity. See p. 85-86. Where to go for informations:. 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. 4-5. Rings larger that cyclohexane have more strain.. Bond angle distortion. Partial eclipsing of hydrogens. Transannular. steric repulsions. Medium sized rings adopt several conformations that are very close in energies, such as . Hydrocarbons are composed, as their name suggests mainly of carbon and hydrogen atoms, though some types have oxygen, nitrogen or . sulphur. atoms. . Hydrocarbons are divided into two groups, . Aliphatics. What is the relationship between the amounts of the alkanes in crude oil and their demand?. Can you think of a way of sorting this problem out?. Methane gas. Octane – found in the petrol fraction. Organic Compounds: Alkanes and Their Stereochemistry. Organic Chemistry I. S. Imbriglio. Functional Groups. A . functional group. . is a group of atoms within a molecule that has a . ___________________________.. Introduction. Alkanes are saturated hydrocarbon, that is they contain only . carbon-hydrogen. (C-H) and . carbon-carbon. (C-C) single bonds. The general formula of alkane = C. n. H. 2n+2 . Where n is the number of carbon. The different uses of alkane compounds result from their physical properties, including their solubility and density.. The solid alkanes that make up waxy coatings on fruits and vegetables help retain moisture, inhibit mold, and enhance appearance.. Fourth Edition. Karen Timberlake. 11.1. Organic Compounds. Chapter 11. Introduction to Organic Chemistry: Alkanes. © 2013 Pearson Education, Inc.. Lectures. Organic Compounds. An . organic compound . Alkanes-. Alkenes-. Alkynes-. Cycloalkanes- . alkanes in which all or some of the carbon atoms are arranged in rings. General Formulas. Alkanes- C. n. H. 2n 2. Alkenes- C. n. H. 2n. Alkynes- C. n. H. Chapter 12 Lecture Outline Prepared by Harpreet Malhotra Florida State College at Jacksonville 12.1 Introduction (1) Alkanes are hydrocarbons having only C–C and C–H single bonds . Alkanes that contain chains of C atoms but 12.1 Organic and Inorganic Compounds Organic vs. Inorganic • Organic chemistry : Study of hydrocarbons (only carbon and hydrogen atoms) and their various derivatives. – Examples: natural gas, pe structures. . Arrow formalism & . m. olecular framework. Introduction to alkanes. . Isomers. . IUPAC naming of alkanes. . Alkyl halides & cycloalkanes. Functional groups: where the action is.