F325 4.5 / 5 based on 3 ratings ? ChemistryTransition metalsEnthalpyAcids, bases and saltsA2/A-levelOCR Created by: Layne RobinsonCreated on: 26-05-15 14:47 What is a d-block element? An element where 'd' is the highest energy subshell 1 of 6 What is meant by the strength of an acid? Its ability to dissociate in solution 2 of 6 [Ni(H2O)6]2+ + 6NH3 --> [Ni(NH3)6]2+ + 6H2O is an example of what type of reaction? Ligand substitution 3 of 6 How is the rate constant, k, calculated? Initial rate / rate equation 4 of 6 What is a ligand? An ion that donates a lone pair of electrons to a metal ion to form a coordinate/dative covalent bond 5 of 6 How is the value of Kc calculated in an equilibrium? Concentration of products / concentration of reactants ([D]d [C]c / [A]a [B]b) 6 of 6
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