Vinyl Chloride Standard Enthalpy Of Formation

Standard enthalpy change of formation data table author.

Vinyl chloride standard enthalpy of formation.

For a gas the standard state is as a pure gaseous substance as a. Solid al 2 o 3 1669 8. Vinyl chloride is a chlorinated hydrocarbon occurring as a colorless highly flammable gas with a mild sweet odor that may emit toxic fumes of carbon dioxide carbon monoxide hydrogen chloride and phosgene when heated to decomposition. J mol k heat capacity.

About 13 billion kilograms are produced annually. Enthalpy of formation of gas at standard conditions data from nist standard reference database 69. The change in enthalpy that accompanies the formation of one mole of a compound from its elements with all substances in their standard states. Vinyl chloride a colourless flammable toxic gas belonging to the family of organohalogen compounds and used principally in making polyvinyl chloride or pvc a widely used plastic with numerous applications.

Vinyl chloride is an organochloride with the formula h 2 c chcl that is also called vinyl chloride monomer vcm or chloroethene this colorless compound is an important industrial chemical chiefly used to produce the polymer polyvinyl chloride pvc. 1 2 enthalpy of formation based on version 1 118 of the thermochemical network this version of atct results was partially described in ruscic et al. δh δg s definitions of standard states. The superscript degree symbol indicates that substances are in their standard states.

Standard enthalpy of formation. Neutral and ionic heats of formation and bond energies j. A 2008 112 5647 5652. Std enthalpy change of formation δ f h o liquid 169 7 kj mol standard molar entropy s o liquid.

Nist chemistry webbook the national institute of standards and technology nist uses its best efforts to deliver a high quality copy of the database and to verify that the data contained therein have been selected on the basis of sound scientific. The term standard state is used to describe a reference state for substances and is a help in thermodynamical calculations as enthalpy entropy and gibbs free energy calculations. 208 53 j mol k enthalpy of combustion δ c h o liquid 1236 4 kj mol heat capacity c p. Gas c 2 h 2.

129 0 j mol k gas properties std enthalpy change of formation δ f h o gas 125 4 kj mol standard molar entropy s o gas. The heat association with dissolving a particular solute in a particular solvent. Ns shuman ma ochieng b sztaray t baer tpepico spectroscopy of vinyl chloride and vinyl iodide. The major industrial preparation of vinyl chloride begins with ethylene and has two.

Also called standard heat of formation enthalpy of solution. Solid c 2 h 3 cl 94 12 ethyne.