synthesis of Tris(ethylenediamine)nickel(I) chloride dihydrate The equations of the preparation of [Ni(en)3]Cl2-2H2O are written: [Ni(H2O)6]Cl2 + 3 en → [Ni(en)3]CI2•2H2O + 4 H2O Where en = H2N-CH2-CH2-NH2 For experiment used: -6g of NiCl2-6H2O in 50 mL of H2O. - 20 ml of ethylenediamine. -Heat the solution until the solution volume becomes 25mL. - add two drops of ethylenediamine. - Collect the product on a Büchner funnel and wash it with two 5 ml of ethanol. Note: I collected 9.518 grams of Tris(ethylenediamine)nickel(II) chloride dihydrate at the end of this experiment. Experimental Calculations: 1- Theoretical weight of the precipitate = Molecular weight of the product X Weight of the reacted substance Molecular weight of the reacted substanc 2- Experimental weight of the precipitate = 9.518 g Experimental weight of the precipitat Theoretical weight of the precipitat 3- Yield of the reaction X100 = 4- Percentage weight of each element = Atomic eight of the elements X no of its atom x100 = Molecular weight of the comple

synthesis of Tris(ethylenediamine)nickel(I) chloride dihydrate The equations of the preparation of [Ni(en)3]Cl2-2H2O are written: [Ni(H2O)6]Cl2 + 3 en → [Ni(en)3]CI2•2H2O + 4 H2O Where en = H2N-CH2-CH2-NH2 For experiment used: -6g of NiCl2-6H2O in 50 mL of H2O. - 20 ml of ethylenediamine. -Heat the solution until the solution volume becomes 25mL. - add two drops of ethylenediamine. - Collect the product on a Büchner funnel and wash it with two 5 ml of ethanol. Note: I collected 9.518 grams of Tris(ethylenediamine)nickel(II) chloride dihydrate at the end of this experiment. Experimental Calculations: 1- Theoretical weight of the precipitate = Molecular weight of the product X Weight of the reacted substance Molecular weight of the reacted substanc 2- Experimental weight of the precipitate = 9.518 g Experimental weight of the precipitat Theoretical weight of the precipitat 3- Yield of the reaction X100 = 4- Percentage weight of each element = Atomic eight of the elements X no of its atom x100 = Molecular weight of the comple

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter20: Transition Metals And Coordination Chemistry

Section: Chapter Questions

Problem 7RQ

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Similar questions

Two different compounds are known with the formula Pd(py)2Cl2, but there is only one compound with the formula Zn(py)2Cl2. The symbol py is for pyridine, a mono-dentate ligand. Explain the differences in the Pd and Zncompounds.
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Platinum(II) forms many complexes, among them those with the following ligands. Give the formula and charge of each complex. (a) two ammonia molecules and one oxalate ion (C2O42-) (b) two ammonia molecules, one thiocyanate ion (SCN-), and one bromide ion (c) one ethylenediamine molecule and two nitrite ions
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4
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Which of the following has LFSE O [Cr(H₂0)6]²+ O[Ni(H₂0)612+ [Fe(H₂O)6]²+ ([Co(H2O)%]2+ = -3/40?
Please answer 22b c both.
Give the proper name for each of the following compounds: (m) [Cr(H2O)6]Cl2 (n) [Co(en)3]2(SO4)3 (o) Na[HB(OCH3)3 (p) [Pt(py)4][PtCl4] (q) Na2[PdCl6] (r) (NEt4)3[Cr(CN)6] (s) [Ni(phen)3](ClO4)2 (t) [Co(NH3)5NO2]SO4 (u) [Co(en)2(Cl)(NO2)]SCN (v) [N(CH3)4][W(CO)5Cl] (w) [Cr(H2O)6]Cl3 (x) Pt(acac)(NH3)(Cl)
2
Sodium trioxalatocobaltata(III) triahydate is prepared by the following reactions: [Co(H2O)6]Cl2+K2C2O4*H2O->CoC2O4+2kCl+7H2O 2CoC2O4+4H2O+H2O2+4NaC2O4->2Na3[Co(C2O4)3]*3H2O+2NaOH What percent yield of Na3[Co(C2O4)3]*3H2O if 7.6g is it pain from 12.5g of [Co(H2O)6]Cl2