Chemistry Defintions 0.0 / 5 ? ChemistryAllA2/A-levelOCR Created by: JesseHollowayCreated on: 10-05-18 13:01 Process that occurs whena gas, liquid or solute is held to the surface of a solid Adsorption 1 of 22 Side chain fromed after the removal of a hydrogen atom from the alkane parent chain Alkyl Group 2 of 22 A system that minimises pH changes on addition of an acid or a base Buffer 3 of 22 A transition metal ion bonded to ligands by coordinate bonds Complex ion 4 of 22 A separation in electrical charges Dipole 5 of 22 The point in a titration where the indicator changes colour End Point 6 of 22 The point in a titration at which the volume of one solution has reacted exactly with the volume of the second solution Equivalence Point 7 of 22 Enthalpy change that takes place when one electron is added to each atom in one mole of gaseous atoms to form one mole of gaseous +1 ions First Electron Affinity 8 of 22 The part of the organic molecule responsible for its chemical reactions Functional Group 9 of 22 The breaking of a covalent bond with both of the bonded electrons going to each atom Heterolytic Fission 10 of 22 A series of organic compounds with the same functional group but with each successive member differed by the addition of a -CH2 group Homologous Series 11 of 22 When a system in d.e is subjected to an external change, the system adjusts itself to minimise the effect of the change Le Chatelier's Principle 12 of 22 A small molecule that combines with other ... to form a polymer Monomer 13 of 22 An atom, or group of atoms, that is attracted to an electron-deficient centre or atom, where it donates an electron pair to form a covalent bond Nucleophile 14 of 22 Bond formed from the sideways overlap of two p-orbitals, with e.d above and below the plane Pi Bond 15 of 22 A specific arrangement of atoms that occur in the structure repeatedly Repeat Unit 16 of 22 The tine for a component to pass from the column inlet to the detector Retention Time 17 of 22 The interaction between spin states of non-equivalent nuclei that results in the spinning of a signal Spin-spin coupling 18 of 22 Molecules with the same molecular formula bt with a different structural formula Structural isomers 19 of 22 a d-block element which forms an ion with an incomplete d-sub-shell Transition Element 20 of 22 Water molecules that are bonded into a crystalline structure of a compound Water of crystallisation 21 of 22 Enthalpy change that accompanies the formation of one mole of an ionic compound from its gaesus ions under standard conditions Lattice enthalpy 22 of 22
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