IR Spectrum and analysis of peaks Possible causes of error   Discuss the mechanism and why a racemic mixture of cis and trans is formed

Q: Chemistry Please label the HNMR, CNMR and IR spectra for triphenyl methanol 0.90 0.85 HNMA spectrum…

A: Nuclear magnetic resonance is a technique that is used to predict the structural formula of the…

Q: The IR frequency of C≡N¯ in fac-[IrCl3(C≡N)3] is 2200 cm-1. Estimate the IR frequency of C≡N¯ for…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Predict the multiplicities and draw the corresponding tree diagrams

A: Two compounds are given, with their structures and IUPAC name. First we need to find different types…

Q: Why does an SN2 reaction occur with inversion of configuration stereospecifically?

A: Detailed explanation: An SN2 reaction occurs with an inversion of configuration stereospecifically…

Q: Which technique below would best complement a study of biomolecule structure using homology…

A: Given: Study of biomolecules strictures using homology modelling To find: Best techniques for it.…

Q: Why do not all proteins have the same absorption coefficient (ɛ) at 280 nm? Pick one: a.lt is mainly…

A: We have to tell why do not all proteins have the same absorption coefficient (∈) at 280 nm. The…

Q: Which of the following data sets is correct for the IR spectrum of 4-Formylbenzonitrile? A)3043cm…

A: IR spectrum of 4-Formylbenzonitrile is explained below:

Q: An aqueous solution containing 10 g of an optically pure compound was diluted to 500 mL with water…

A: The concentration of the compound in g/mL in pure solution is calculated as follows:

Q: (d) Explain, why (Co(H,O)612* is pale pink max = 10 cm mol-) la]2- whereas (C C1 is deep. blue (Emax…

A: To explain the intesity or the molar absorption of the complex, one has considered Laporte selection…

Q: Can the peaks for C–H bonds in alkanes and alkenes be differentiated spectroscopically? If so,…

A: The peaks for C–H bonds in alkanes and alkenes can be differentiated spectroscopically by using…

Q: Describe the (general) relationship between the color of a pigment and the wavelength (and color) of…

A: Plants use the energy of sunlight to initiate the process of photosynthesis. Light comprises of…

Q: What factors do you have to consider when differentiating the relative strength of the IMF’s in…

A: Step 1:Methanol, ethanol, propanol, and butanol are all alcohols. They contain a hydroxyl functional…

Q: 2K + 2H,0 --> 2КОН + Н, Identify

A: When an atom replaces the other atom from its salt then the reaction will be a single displacement…

Q: What functional groups might be present in this molecule? (Image attached)

A: IR spectroscopy is widely used to identify the functional groups present in a molecule. The IR…

Q: OTS NaSH xs H₂O2

A: Product of following reaction can be made by applying appropriate reaction mechanism.

Q: A meso stereoisomer is possible for one and only one of the structures below. Identify which could…

A: Given are organic compounds. Meso compounds are symmetrical molecules.They are achiral compounds…

Q: Which reagent does this IR belong to? 1. toluene 2. p-xylene 3. 1,4-dimethoxybenzene 4. mesitylene…

A: A question based on IR spectroscopy that is to be accomplished.

Q: Why is there a need to specify regioselectivity and stereospecificity when dealing with products…

A:

Q: The coordinates of the atoms of an ethanoic acid dimer are set out in more detail as shown. Consider…

A: Ethanoic acid contains -OH group. This alcoholic group makes hydrogen bonding with the another…

Q: The absorbance of a solution of a weak acid was measured in the same condoitions under a series of…

A: According to the Henderson-Hasselbach equation log [conjugate base]/[acid] = pH-pka So according to…

Q: 1. Which of the following compounds is separable by a physical method such as distillation? A в D

A: Introduction: We have to tell which of the following can be separate using distillation.

Q: Does the exclusion rule apply to C2H4?

A: The rule of mutual exclusion in molecular spectroscopy relates the observation of molecular…

Q: What is the value in kJ/mol, of the lowest energy trnasition above?  a.) 545 b.) 444 c.) 320 d.)…

A: The absorbance v/s wavelength curve given is,

Q: Label the NON-equivalent H's: H OH А. На: Hd: Hb: Не: Hc: Hf:

A: Spectroscopy can be defined as the branch of chemistry which deals with the study of spectra…

Q: Unknown A HNMR in CDC13 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 -0.5 ppm 16.612 3.849 3.833 3.816…

A: From HNMR:Singnal at 3.8ppmTriplet indicates ester group protons i.e.             O             ∥…

Q: DIELS-ALDER PRODUCT Diels-Alder Reaction IR 107- 105 100 95 1811.66cm-1 90 889 8 77. om-1 1470 191…

A: The question is based on the concept of IR Spectroscopy.   we have to analyse the spectra provided…

Q: What is asymmetric synthesis? write its application in medicinal chemistry

A: The answer given describes asymmetric synthesis and its application in medicinal chemistry.…

Q: 10 trans-[C0C12(en)2]Ci Annotate the NMR of trans-[COCI2(en)2]Cl on the top and cis-[CoCl2(en)2]Cl…

A: The structure of the unknown compounds can be determined by employing suitable spectroscopical…

Q: An aqueous solution containing 4.87 g of an optically-pure compound was diluted to 8.00 × 10² mL…

A: Specific rotation = observed rotation/(concentration × path length) Observed rotation = -2.47° Mass…

Q: If an IR spectrum of a molecule shows 3 absorption peaks / bands, what is the number of IR active…

A: If an IR spectrum of a molecule shows 3 absorption peaks / bands ,the number of IR active modes of…

Q: A OH В О CH 3 OH D

A: IR spectroscopy, or infrared spectroscopy, is a technique used in analytical chemistry to study the…

Q: In 250 ml ethanol solution, a tablet of saccharin was dissolved, and it was measured by UV…

A: Beer's law states that the absorbance is directly proportional to the concentration of the absorbing…

Q: Which molecule is labelled with the correct R and S descriptors? Br., R Br... S в кон Br., R ОА OB…

A: The 'R' and 'S' configuration of the chiral carbon can be assigned by using the following steps ;…

Q: Explain in detail Remote Spectroscopy via NIR

A: Remote spectroscopy via near-infrared (NIR) is a non-destructive analytical technique used to…

Q: 2. Consider the Winstein spectrum shown below: wPC mp II II IV The two equilibria, II III and III eV…

A: The reaction given above is exothermic reaction.An exothermic reaction release heat and it cause to…

Q: Define F–centre. Mention its one consequence.

A: Different types of defects are possible in solid state like Frenkel’s defect, schottky defect,…

Q: label IR peaks and give the name of the compound (explain)

A: Important IR chemical shifts: C-H stretching of CH or CH2 or CH3 of alkanes show IR peak in the…

Q: Discuss the measurement and use of the terms pi and sigma in the study of quantitative…

A: There is advantage of using the partition coefficients in connection with the Hammett equation which…

Q: CI CI CHCI, KOLBU

A:

Q: 1. Consider the following absorbance spectra of two molecules. Which molecule electromagnetic…

A: The absorbance spectra of the molecules given are,

Q: determine the molecular structure based on the spectroscopic data in the picture explain for each…

A: From the IR spectrum we can identify functional group present in the molecule. From the 1H-NMR we…

Q: Protons H₂ and H, in the compound given are Ha нь homotopic enantiotopic diastereotopic mesotopic O…

A:

Q: Select to Draw OsO4 (catalytic) NMO OH OH

A: Write reactant of the given product---

Q: c. MnO4'-+ SO32- Mn2+ + SO42- ->

A: