(a) or II (b) or II or (c) II or (d) II or (e) II

Q: . Explain why compounds of Sc3+ are colorless, but compounds ofTi3+ are colored?

A: Color of d-block compounds are generally coloured due to d-d transitions

Q: (a) An aqueous solution of Fe(NO3)3 has only a pale     color, but an aqueous solution of…

A: When a chemical compound has more than one type of energy levels, then it interacts with light. For…

Q: Determine the d electron configurationof [Co(H2O)6]2+complex.  A) (t2g)3(eg)2 B) (t2g)4(eg)3 C)…

A: Cobalt aqua complex = [Co(H2O)]2+ Here Co is present in +2 oxidation state. Electronic configuration…

Q: Explain the observation that the pentacyanocobaltate(II) ion catalyzes the conversion of…

A: Given: CoCN5NCS3- ⇔CoCN5SCN3- In both complexes, the oxidation state of Co (Cobalt) is +3.

Q: Consider a d8 compound (like Pt(II)). What is more likely to form a 4-coordinate or a 6-coordinate…

A: Valence Bond Theory (VBT) Crystal Field Theory (CFT) Considers formation of covalent bonds…

Q: Determine the d electron configurationof [Os(phen)3]3+complex. A) (t2g)3(eg)0 B) (t2g)5(eg)0 C)…

A:

Q: Choose the true statements about rates of ligand exchange of metal aqua complexes, as measured by…

A: Ans Water exchange rate for the alkali metals increases down the group because size increases and…

Q: (b) On the basis of 18-electron rule, identify the first-row transition metal for each of the…

A:

Q: [Co(ONO)(NH3)5] Cl2 and [Co(NO2(NH3)5]Cl2 interpret the infrared spectroscopy spectrums of…

A:

Q: Give reasons for the following observations: (i) Mn(II) ion shows maximum paramagnetic character…

A: Elements present in d-block are referred as transition series.

Q: The ligand below is abbreviated as det: H2N NH2 a) Identify, then briefly describe, the best way to…

A: Spectrochemical Series is the arrangement of ligands according to their ability to cause crystal…

Q: Protein X binds to Ligand W with a dissociation constant of .15 μmol. what is the concentration of W…

A: The concentration of ligand “W” is calculated in accordance with Hill-Langmuir, shown in equation…

Q: A good example of multidentate ligand is a. water. b. ammonia. c. EDTA. d. None of the given…

A: Interpretation: A good example of multidentate ligand is to be determined.

Q: Cobalt(III) complexes are relatively inert and react very slowly whereas the corresponding…

A: According to kinetics of coordination Compounds we can have two types of compounds Labile compound-…

Q: Fe3+ (a hard metal) forms the n stable complex with which of tl Following bases: 1.

A: Hard metal forms stable complex with hard base.

Q: 4) Rank the following sigma complexes in order of increasing stability. NO₂ A + H H3CO. Br B H -Br H…

A: Answer of this question :-  Sigma complex :- Sigma complex refers to an arenium ion. The suffix…

Q: For each pair of molecules below, choose the one you would predict to be more stable and briefly…

A:

Q: Give the electron counts, formal oxidation states, and dn configurations of the following transition…

A: 18 valence electron rule state that transition metal complex with 18 valence electron is…

Q: Which of the following will exhibit cis-trans isomerism? Fe°: [Ar]4s?3d6 Cdº: [Kr]5s²4d10 Pt0:…

A: Option D; All of the above

Q: Identify the following ligand either is -donor or π-donor or π-acceptor. Explain the reason.  PF3…

A:

Q: Which of the following ions/ligands is highest in the spectrochemical series: CO, SO4-2, Br-, ox2-,…

A: Which one of the following is correct answer

Q: What type of isomerism is exhibited by the following pair? NH₂ NO₂ H₂N H₂N O₂N H₂N NH3 O optical O…

A: Fac means Facial i.e. the same ligands form a common face of the polyhedron. Mer means Meridonial…

Q: What is the molecular weight of bis(tetraethylammonium) tetrabromocobaltate(II) and calculate the…

A:

Q: A complex of formula [M(N = CCH3)6](NO3)2, in which the M(II) ion is that of a firstrow (3d)…

A: Answer: With the help of Magnetic moment, find out the number of unpaired electrons central metal…

Q: 3. Which complex shows lower C-O stretching frequency, [Ni(acac)2(H2O2 or [Ni(acac)2]? Explain.

A:

Q: Which transition metal atom is present in each of the following biologically important molecules:…

A: Siderophores are small, high-affinity iron-chelating compounds that are secreted by microorganisms…

Q: Rank the following sigma complexes in order of increasing stability. A)I < || < II B)I < II < | I3D…

A: A carbocation that has a positive charge is an electron deficiency.

Q: Q5 Below are the Period 4 transition metals. Indicate on the table: a) the element that forms an…

A: 18 electron rule  The 18 electron rule is used primarily for prediction and rationalizing formula…

Q: [2] For the following pair of compounds, identify the most thermodynamically stable complex…

A: The compound containing chelate ring is more stable than non chelating compound. In the 2nd complex…

Q: Discuss for reasons as to which of the following properties [Ni (NH3) 6] C12 complex has. O Strong…

A: The answer is given as follows

Q: 7. a. Which has higher stability: the complex between Li' and NH3 or the complex betweer K* and NH3?…

A: Given: stability of the complex between Li+ and NH3 or the complex between K + and NH3  solubility…

Q: What type of isomerism is exhibited by the following pair? NH₂ CI H₂N, H₂N NH3 H₂N H₂N NH₂ NH₂…

A: Isomerism means two compounds having dame molecular formula but the different structural formula.

Q: 5) Rank the following sigma complexes in order of increasing stability. H **$$ Br Br H NO₂ + A H Br…

A: Given:

Q: Which of the following is not one of the characteristics of edtan? A. Stability in alkaline…

A: Introduction- Ethylenediaminetetraacetic acid (EDTA) is an aminopolycarboxylic acid with the formula…

Q: Predict the d orbital splitting of [RuCl6]2-complex. A) (t2g)2(eg)3 B) (t2g)4(eg)2 C) (t2g)3(eg)1…

A: Complex = [RuCl6]2- In this complex, Ru present in +4 oxidation state.  Electronic configuration of…

Q: Which of teh following compounds has the standard formation of free energy deltaGf=0? a. CO(g) b.…

A: Answer: When any element is in its standard state at room temperature and 1 atm pressure, its…

Q: SAIC Pr7.1 The compound Na,lrCl, reacts with triphenylphosphine in diethyleneglycol in an atmosphere…

A: Isomers are compounds with same molecular formula but different structural formula.…

Q: Which of the species Fe, Fe2+ or Fe2+ you would expect to react more favourably with CO? Why?

A: species Fe, Fe2+ or Fe3+

Q: Which option indicates, in order, whether the following compounds obey the effective atomic number…

A: ***Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: Predict qualitatively the isomer ratio for nitratio compounds: (a) CH,F (c) CH2OCH3 (e

A: According to Q&amp;A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: SAIC Pr7.1 The compound Na,lrCl, reacts with triphenylphosphine in diethyleneglycol in an atmosphere…

A:

Q: Show the calculation of electrons for the complexes below using the 18-electron count principle

A: Solution A complex which obey the 18 electron rule will not undergo the beta elimination reaction.…

Q: If the complex is treated with excess AgNO3(aq)AgNO3(aq), how many moles of AgClAgCl will…

A: In this question, we have to find the number of moles of AgCl precipitated.

Q: What is the d electron configuration of [Mn(NH3)6]Cl2 complex? O (t2g)³(eg)² O (t2g)5(eg)0…

A: In the above complex the coordination number of central metal atom Mn is six, and it is present in…

Q: The ligand below is abbreviated as det: H. H2N ZHN. a) Identify, then briefly describe, the best way…

A: A spectrochemical series is a series in which the ligands are arranged in the increasing order of…

Q: (a) Draw the electronic configuration of [NiCl6]3. (b) Determine whether its paramagnetic or…

A: Electronic configuration is defined as the distribution of electrons of an atom or a molecule in…

Q: Describe the general trends in the following properties of first series 3d of transition elements:…

A: Transition elements: The elements that lie between 's' and 'p' block elements. The valence electrons…

Q: Which of the following salts gives the following Ksp expression? Ksp = 108s5 a. Sn(OH)4 B.…

A: a. Sn(OH)2 Sn(OH)2 (s) ⇌ Sn2+ (aq) + 2 OH- (aq)                        s                   2s…