1) What is the name given to ligand with one donor atom? a) bidentate b) tridentate c) hexaaqua d) unidentate 2) What is the name given to the standard electrode to measure electrode potential ? a) Standard Hydrogen Electrode b) Standard Oxygen Electrode c) Aluminium Oxide Electrode d) Unstandard Helium Anode 3) What complex does haemoglobin have? a) Na 3+ b) Fe 2+ c) Rubidium d) None of the above 4) State the colour change when Iron(II) complex reacts with HCl? a) Black to Blue b) Blue to Green c) Green to Yellow d) None of the above 5) Which of the following words is closely related to entropy? a) Unrest b) Civil War c) World War d) Distortion e) None of the above

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