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Design two-step syntheses of cis- and trans- [PtCl 2 (NO 2 )(NH 3 )]^ - tetrachloroplatinate (II) starting from Tetrachloroplatinate(II)
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- 2. Predict the products of the following reactions. Draw the reaction intermediate for the reactions. Be clear on the geometry. [Hint: Trans effect order: CO, NO> Br> CI>H₂O]] a) cis-[Pt(H₂O)2(NH3)CI] + CO → b) cis-[Pt(NH3)2)BrCl] + NO →Is the reaction [Co(NH 3 ) 6 ]^ 3+ +[Cr(H 2 O) 6 ]^ 2+ likely to proceed by an inner-sphere or outer sphere mechanism? Explain your answer.1. What is the balanced net ionic equation for the equilibrium involving complex ions, CoCL42- and [Co(H2O)6]2+. 2. When heating the mixture the color was blue and when cooled it was pink. Based on this, is the forward reaction endothermic or exothermic and why? What is the balanced net ionic equation when heat is included? 3. How could an alcohol solution of CoCL2 beused to predict rain?
- The product [Co(NH3)3 (NO2)al, after being crystallized, was washed with; O Ethanol,ether O Ethanol,benzene O Water,ether O Water,ethylene chloride[Co(H2O)6]2+ (aq) + 4 Cl-(aq )⇆ [CoCl4]2-(aq) + 6 H2O 3. Does the value of the equilibrium constant (K) for this reaction increase, decrease, or remain the same as the concentration of chloride increases? Explain your answer incorporating the definition of an equilibrium constant.[Co(H2O)6]2+ (aq) + 4 Cl-(aq )⇆ [CoCl4]2-(aq) + 6 H2O Explain why the addition of water changes the equilibrium position even though the concentration of water is essentially constant and normally not included in the equilibrium constant expression. What are two functions that water performs in this reaction?
- (b) [Zn(II)(H20)6]²* can undergo successive reactions with phen ligands: [Zn(I)(H2O)6]?* + phen [Zn(II)(H2O)«(phen)]²* + phen [Zn(II)(H2O)2(phen)2]²* + phen [Zn(II)(H2O)«(phen)]²* + 2H2O log KA = 6.31 [Zn(II)(H2O)2(phen)2]2* + 2H2O [Zn(II)(phen)3]** + 2H2O log K2 = 6.09 log Kz = 4.77 Explain the decrease in successive log Km values as the number of phen ligands increases and calculate log ßa for the overall reaction: [Zn(II)(H2O)c]²* + 3 phen [Zn(II)(phen)3]?* + 6H2O (c) Explain why each of the complexes above are colourless and diamagnetic. Which would be more stable: [Ni(1I)(phen)3]²* or [Zn(1I)(phen)3]²* based on electronic configuration?5. In the absence of the ethylenediamine ligands, the hexa reacts rapidly with water according to the following scheme. [Co(H2O)6]3+ + H2O→ [Co(H2 O)6}²+ + O2 + H* Balance the equation and determine which species is the reducing agent.Which statement is true regarding the following reaction? cis-Λ-[Co(en)2Cl2] + OH− --> cis-[Co(en)2Cl(OH)] + Cl− Group of answer choices At high OH- concentrations, the product complex is a Δ isomer. This reaction does not actually take place - instead of en ligands, there must be NH3 ligands. At low OH- concentrations, the product complex is a Δ isomer. The first step of this reaction mechanism is the dissociation of Cl-.
- Indicate how many stereoisomers are possible for each compound. square planar [Pt (NH₂)₂Cl₂]: tetrahedral [NiCl₂Br]²¯: octahedral [Fe (CO) 4C1₂]: stereoisomer(s) stereoisomer(s) stereoisomer(s)What is the CFSE of [W(CO)4(CN)2]2-?1. Give the IUPAC name for each of the following. [Mn(CO)2(H2O)3(OH)]^2+ K4[W(CN)8]