1) Entropy is: a) A measure of disorder b) A measure of order c) The opposite of enthalpy d) A TRAP!! 2) In an isolated system entropy moves from: a) Disorder-order b) Order-disorder c) Positive-negative d) Negative-positive 3) The units of entropy are: a) JKmol-1 b) JK-1Mol-1 c) JCmol-1 d) JC-1Mol-1 4) If a change makes a system more random change in entropy is: a) Positive b) Negative c) Neutral 5) Which of these is NOT a transition element? a) Cobalt b) Vanadium c) Zinc d) Copper 6) What colour is Cu(OH)2? a) Green b) Lilac c) Cream d) Blue 7) Which of thes complex ions can exist as an optical isomer? a) [Ni(CN)4]2- b) [Co(NH3)6] c) [Ni(en)3]2+ d) [Co(Cl)4]2- 8) What type of ligand is Ethane-1,2-diamine (en)? a) Monodentate b) Bidentate c) Tridentate d) Polydentate 9) What type of bonds do ligands form with a transition metal? a) Dative covalent b) Ionic c) Hydrogen d) VDW 10) If a complex ion has a higher value for Kstab then another complex ion, then it is: a) More stable b) Less stable c) No change 11) What Does the standard electode potential tell us? a) How likely a element will oxidise b) How likely a element will reduce c) How much you can fit in a sandwich d) How large it is 12) What is the waste product in a hydrogen fuel cell? a) Oxygen b) Hydrogen c) Water d) Helium 13) When we calculate standard electrode potentials what half cell do we compare it to? a) Hydrogen b) Copper c) Chlorine d) Radon

Entropy

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