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Erstellt von Megan Ching
vor etwa 7 Jahre
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Frage | Antworten |
Standard Enthalpy Change of Reaction | Enthalpy change when molar quantities of reactants stated in the chemical reaction react to form products at 298K and 1 bar |
Standard Enthalpy Change of Formation | Enthalpy change when one mole of a compound is formed from its constituent elements in their standard states at 298K and 1 bar |
Standard Enthalpy Change of Combustion | Energy evolved when one mole of a substance is completely burnt in excess oxygen at 298K and 1bar |
Standard Enthalpy Change of Neutralisation | Enthalpy change when an acid reacts with a base to form one mole of water in dilute aqueous solution at 298K and 1bar |
Standard Enthalpy Change of Atomisation | Enthalpy absorbed to form one mole of gaseous atoms from the element in its standard state at 298K and 1 bar OR Enthalpy absorbed to form gaseous atoms from one mole of the compound at 298K and 1 bar |
Bond Energy | Energy required to break one mole of a covalent bond between two aroms in the gaseous state |
Ionisation Energy | Energy required to remove one mole of electrons from one mole of gaseous atoms to form one mole of gaseous singly charged cations |
Electron Affinity | Enthalpy change when one mole of gaseous atoms gains one mole of electrons to form one mole of gaseous singly charged anions |
Lattice Energy | Energy evolved when one mole of pure solid ionic compound is formed from its consituent gaseous ions |
Standard Enthalpy Change of Hydration | Energy evolved when one mole of the gaseous ions is dissolved in a large amount of water to form one mole of aqueous ions at 298K and 1 bar |
Standard Enthalpy Change of Solution | Enthalpy change when one mole of a substance is completely dissolved in a large excess of solvent to form an infinitely dilute solution at 298K and 1 bar |
Entropy | Quantity that measures degree of disorder |
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