Question

experiment on the synthesis of trans-dichlorobis(ethylenediamine)cobalt(iii)chloride

8.0 POST LAB QUESTIONS 1. How will the Percentage Yield of your Product be affected if the product is a little damp when weighed? 2. Determine the Oxidation State and the Coordination Number of the Transition Metal lon in each of the following Complex lons: a) [Ni(H20).] b) [Mn(CN).* c) [CuCl] d) [Cr(NH3)* 3. Write a chemical equation representing what happens when each of the following water soluble Coordination Compounds dissolves in water. a) [Cr(NH3).Cl:]CI b) K[PCL] c) [Co(en)s](NO3)3 4. PACI(NH3)2 occurs as a square planar complex with two different Isomers. Sketch these.

Answer 1

Date If the product weigbed is little damp, the peoceotage of do gield aill be increased Because - 7. Yield = observed field x100 -theoretied yield 2. @[Ni CH20) 27 x +6 (0)=+2 ..x = +2 Coxdn. state) Cordinetiese DO = 6, As Siz Ho modecubes Sucoound Ni ② Mo Condal ecodination no :-6 x+ 6 (-1)=-4 2 0-6= -4 - ordo state = +2 © (Cuch - coadination no: 4. x+4 (-1) = -2 x-4 --2 x=+2 ocidation state = +2. @[Cu(NH37737 Ccodination No:6. x+6con- +3 x= +3 oxidation state =+3. Ter CN Hz) a chla [co (NH3), s, I t có Kaptch47 - 2k + [Ptch I Tco lenta TNG) - colends 3 + 3 No.

च NH NH NH NH₃