Write a balanced equation for the synthesis of each complex:
[Co(en)3]3+
[Ni(en)3]2+
[Zn(en)3]2+
[Cu(en)3]2+
[Fe(en)3]3+
Write a balanced equation for the synthesis of each complex: [Co(en)3]3+ [Ni(en)3]2+ [Zn(en)3]2+ [Cu(en)3]2+ [Fe(en)3]3+
Write balanced equation for the synthesis of [Ni(en)3](BF4)2 which was prepared from nickel (II) carbonate hydroxide tetrahydrate and 50% HBF4 and ethylenediamine and calculate the theoretical yield assuming that the nickel(II) carbonate hydroxide tetrahydrate contains 48 wt% Ni.
NiSO4· 6H2O + en --> A. Using the moles of each species in your Ni-en complex, show the calculations to determine the empirical formula for your Ni-en complex. Each complex’s moles / Ni 2+ moles: Ni2+ = 0.000824 mol / 0.000824 mol = 1 SO42-= 0.000824 mol / 0.000824 mol = 1 H2O = 0.006061 mol / 0.000824 mol = 7 en = 0.001001 mol / 0.000824 mol = 1 Empirical Formula: ??? B. Knowing your Ni-en complex’s empirical formula,...
Which of the following complex ions will most likely be colorless? O [Zn(en)3]2+ O [Ni(H20)612+ O [Cr(NH3)6]3+ O [Fe(CN)614- O [Fe(NH3)6]2+
Determine the oxidation state and coordination number of the metal ion in each complex ion. [Cu(CN)2]1- [Ag(NH3)2]1+ [Cu(OH2)4]2+ [Pt(NH3)2Cl2] [Fe(CN)6]4- [Fe(OH2)6]2+ [Zn(CN)4]2- [Cd(NH3)4]2+ [Cu(CO)5] [CuCl5]3- [Fe(EDTA)]2- [Pt(en)2]2+
Consider Fe^2+, Fe^3+, and Zn^2+: a. Write the electron configuration for each ion. b. Explain why zinc, unlike iron, is unlikely to have additional oxidation states, such as Zn^+ or Zn^3+. 5. The absorption maximum for the complex ion [Co(NH_5)_6]^3+ occurs at 477 nm. a. Calculate the crystal held splitting energy in kj/mole. b. What color will the compound be?
Galvanic Measured Cell Equation for Anode Equation for Cathode Ecell Anode Reaction Cathode Reaction Cu-Zn @jcu-Mg M010 LL Sof Mane t Mu ?. (imus -ur.- 3) Cu-Fe Zn-M 5) Fe-Mg ?) Zn-Fe -A Write balanced equations for the six cell reactions 2 + Compare the sum of the Zn-Mg and Cu-Zn cell potentials with the Cu-Mg cell potential. Explain your result. Compare the sum of the Zn-Fe and Zn-Mg cell potentials with the Fe-Mg cell potential. Explain your result.
7) Write a balanced equation and determine Eº for each of the following cells: a) CrCr'|Ni?+|Ni b) PtFe2| Fe|MnO, Mn2+ Pt
Synthesis of Observation Instructor Approval Balanced Equation A. Cu(NO3)2 (aq) B. Cu(OH), (3) C. CuO (5) p. CuSO, (aq) E. Copper(II) sulfate to copper metal. Write a full description of the reactions that occurred. Include a balanced equation in your discussion
List the metals Ni, Cu, Zn, Fe, Al, Mg, and hydrogen in order of deceeasing activity.
You are given metal stripes of Zn, Cu, Cd, Fe, Ni, Mg and their respective salt solutions Zn(NO3)2, Cu(NO3)2, Cd(NO3)2 , Fe(NO3)2 , Ni(NO3)2 , and Mg(NO3)2. Build 6 different electrochemical cells using the given materials and calculate the standard cell potential using Table 19.1, and write the cell notations for each of your electrochemical cell on the given space in the worksheet. One of the electrochemical cells must have the largest standard cell potential E°cell using the given materials....