occurs. Select the correct statements about the mechanism in Figure 11. The alkene is formed by an E2 mechanism. H₂O is a stronger base than the bromide ion. The reaction proceeds through a relatively stable 3° carbocation. The first elementary step should take place faster than the second elementary step. The proposed mechanism plausible when considering the reagent and reaction conditions. Figure 11 →ör: CH3-C-CH₂-CH3 CH₂ Ö-H H H ON CH₂-C CH-CH₂ CH3 CH₂ CH₂ H-ÖⓇH H C=CH-CH₂
Q: 2. The decomposition of dimethyl ether, (CH3)2O, at 510°C is a first-order process with a rate…
A: The answer to the following question is-
Q: to "decay" according to the above data for this experiment? b. Now consider repeating the same…
A: a) For 100 skittles to decay completely i.e 100 skittles parent atoms completely changed to daughter…
Q: The gamma rays from cobalt-60 isotope are used in cancer radiation treatment. The daughter in this…
A:
Q: The graph shown below is the hypothetical heating curve showing the temperature of 1 mol of a…
A: We are given the phase diagram for the conversion of a solid into gas and we have to answer the…
Q: . Give a synthesis for the following molecules. You can use any isomer of butene, C.H., as a…
A:
Q: Determine the temperature of a reaction if K = 1.20 x 10⁻⁶ when ∆G° = +30.40 kJ/mol.
A: We have been given ∆G° = +30.40 kJ/mol and K = 1.20 x 10⁻⁶.We have been asked to calculate the…
Q: Prepare a table for the infrared spectroscopy results of key diagnostic peaks for both products and…
A: A question based on IR spectroscopy of organic chemistry that is to be accomplished.
Q: Nuclear Decay Equations Learning Goal: To predict the products of alpha emission, beta emission,…
A:
Q: For the reaction I2(g) + Br2(g) K = 280 at 150 °C. Suppose that 0.490 allowed to reach equilibrium…
A:
Q: To resolve an object in an electron microscope, the wavelength of the electrons must be close to the…
A:
Q: QUESTION 6 In Test Tube 5, you will be using 5.0 mL of 0.0020 M KSCN. Each reaction mixture will be…
A: Solution 6. Concentration of KSCN = 0.0020 M Volume initial = 5.0 mL
Q: Why didn't the tris stock of pH 6.8 play more of a role in the calculations? Should it of have?
A: In the question, it was asked to calculate the amount of HCl and NaOH needed to add to prepare the…
Q: 8. The density of 10.0% by mass KCI solution in water is 1.06 g/mL. Calculate the mole fraction of…
A: The Answer to the following question is- Given, Density = 1.06 g/mL Assuming the solution of 100 gm…
Q: An equilibrium mixture of PCl5(g), PCl3(g), and Cl2(g) has partial pressures of 217.0 Torr, 13.2…
A: Given, The chemical equation involved is: PCl3(g)+Cl2(g)→PCl5(g) The partial pressure of gases at…
Q: The following two drawings are resonance structures of one compound [K But the following two…
A: Delocalisation of pi electrons leads to resonance structures.
Q: Which of the following molecules contains the most oxidized carbon atom? O O O A B C OD H B OH D
A: Carbon with the most positive Oxidation state is the most oxidized.
Q: Practice using your ideas by predicting what would happen when Uranium-238 undergo beta decay
A: Given : U-238 undergoing beta decay Tip : beta has no mass
Q: The standard state is defined as follows: for a gas, the pure gas at a for a liquid or solid, the…
A: 1) The standard state is defined as follows: for a gas, the pure gas at a pressure of exactly 1 atm…
Q: onsider these reactions, where M represents a generic metal.…
A:
Q: A weather balloon is filled with 195.0 L of He and launched from sea level (T= 20.0°C, P= 755 torr).…
A:
Q: MISSED THIS? Watch IWE: Stoichiometry Involving AH; Read Section 7.6. You can click on the Review…
A:
Q: 7. Which of the following choices is a diastereomer of the first structure shown. OH OH C. OH OH B.…
A: Since you asked multiple questions so as per Q&A guidelines of portal I solved first question…
Q: What is S° for B in the reaction 3 A → 2 B if ∆S°(rxn) =-270.2 J/mol ・ K? [S° (A) = (205.0 J/mol…
A: Here we are required to find the standard entropy of product B.
Q: The pH of pure water at 20°C is 7.08. What is the value of Kw at 20°C? 4.0 1e-14 X
A: Given, Temperature (T) = 20°C PH of pure water = 7.08 Kw at 20°C = ?
Q: Classify each of the following molecular art illustration as a chemical reaction or a physical…
A: Given : molecules Tip : in chemical reaction new compounds formed but not in physical change
Q: What is the pH of a solution that contains 1 part pyruvic acid and 4 parts pyruvate? The pka for…
A: Given: pKa of pyruvic acid = 2.50 Pyruvic acid = 1 part Pyruvate = 4 parts
Q: Which of these compounds are polar molecules? Select all that apply. ܝ H-N-H H ammonia H H-C-H I H…
A: Formula for determining hybridisation state :- x= (V+M-C+A)/2 V = valence electrons of central…
Q: Oxalic acid is a diprotic acid that occurs naturally in some plants. Calculate the pH and the…
A: since you have asked for the third part only, we are providing a solution only for part iii) we…
Q: Part A Calculate AHxn for the following reaction:
A: Given : reaction and ∆H value Tip : applying Hess's law
Q: 55.0 g sample of nickel (specific heat = 0.433 J/g°C) at 100.0°C is added to 65.0 g of water at…
A:
Q: For the reaction COCl2g(?) ↔ ?o (?) + ?l2 2 (?), Kp was experimentally determined to be 0.0444 at…
A: Answer: In the given problem statement decomposition of COCl2 in CO and Cl2 is taking place and we…
Q: Is this reaction spontaneous? Why or why not? 1) S2O8^2- + Pb → 2SO4^2- + Pb^2+
A: The given reaction is a redox reaction. A spontaneous redox reaction has a positive cell potential.
Q: 9. Classify the following into strong and weak oxidizing agents - potassium permanganate, PCC,…
A: Dear student, we are authorised to solve only one question at a time. Please post rest of the…
Q: Rank the acidity of the following compounds from weakest to strongest: a. HC=CH, CH3CH2CH3,…
A: Dear student, as you have submitted multiple questions, only first three subparts will be solved…
Q: What does Homogenous mean in everyday language to everyday people? Use examples to help describe…
A: Homogenous in everyday language is used to define the even distribution of the crowd, object or…
Q: Use the electronegativity table below to answer this question. The symbol represents the bond…
A: Electronegativity of an atom is the tendency of attract shared pair of electrons towards itself
Q: Consider the hypothetical reaction: A (aq) B(aq) + C(aq). The equilibrium constant (Kc) is 5.7 x…
A:
Q: Question 13 The pH of a 1.0 M benzoic acid solution is 2.10 The % ionization in this situation is ✓…
A: Answer:- This question is answered by using the simple concept of calculation of percent ionization…
Q: An atom with 15 protons and 18 neutrons would be an isotope of: arsenic Ophosphorus argon sulfur
A: Phosphorus ---> option(b)
Q: Read, analyze, and solve the following problems. Express your final answer up to 2 decimal places. •…
A:
Q: MISSED THIS? Watch KCV: Determining the Enthalpy of Reaction from Standard Enthalpies of Formation,…
A:
Q: Using the chart of reduction potentials, select the pair of substances will react spontaneously?…
A: A cell reaction is said to be spontaneous if the standard reduction potential of the cell reaction,…
Q: In the hydrogen atom, what is the total number of nodes present in a 6d orbital? total nodes: How…
A:
Q: Please write the molecular, complete, and net ionic equation for: AgNO3(aq) + NaCl(aq) Show…
A: molecular, complete, and net ionic equation for: AgNO3(aq) + NaCl(aq)
Q: Consider the reaction below. How many grams of carbon dioxide will be produced if 10.0 grams of…
A:
Q: N₂04 (9) 2NO₂(g) the equilibrium concentrations at 25°C are [NO₂] = 0.147 mol For the reaction L a.…
A:
Q: 20.9% of the molecules in dry air are O2 molecules and the vapor pressure of water at body…
A:
Q: 5. Reaction Enthalpy. and calculate AH for the following chemical equations. AH (kJ/mol): HCN =…
A: Here we are required to find the Enthalpy change for the given double displacement reaction.
Q: Assign each 13C of the molecule below to a peak in the following 13C NMR spectrum. Ideally, you will…
A: Higher the deshielding higher will be the chemical shift.
Q: Riboflavin absorbs UV-visible light making the electrons in the molecule more energetic. As a…
A: This question can be answered using the concept of Jablonski diagram.
Step by step
Solved in 3 steps
- The accepted mechanism for a rearrangement reaction is shown below. "Q Ph (1) (ii) Ph Ph HO™ fast Ph Ph HO O™ slow Ph aufae .Ar² LOH HO™ fast Draw a curly arrow mechanism for this transformation. Sketch an energy profile for this reaction, showing approximate relative energies for the reactants, intermediates, transition states, and products. HQ Ph (iii) When DO™ was used as the reagent, the rate of product formation was same as for HO™. Explain why this result shows that the third step is fast and cannot be rate-determining. Ph (iv) Write the predicted rate equation for this mechanism, and show how it was derived. (v) The starting diketone may have two different aryl groups, as shown below. Propose a ¹³℃ labelling experiment that would allow you to distinguish which of the two aryl groups had migrated in this situation. OH AR²0- Ar¹ C CAnswer the question below the reaction. O4S H3C H3C H3C OH In the first step of the reaction mechanism, which of the following is formed? CH3 H3C CH3 CH3 + Excess NH4Cl OH CH3 (+) -OH2 CH 3 CH3 OH CH3 H₂SO₁ CH3 CI ха +H2O1) For each reaction below, provide the product and type (ketone/aldehyde/enol/enolate) of the reactant and the product. The equilibrium arrows are generic: a) Туре b) Туре c) Type d) Type OH ]}₁ OH H3O* catalyst H₂O H3O* catalyst H₂O OH catalyst H₂O OH catalyst H₂O Product Туре Product Type Product Type Product Type
- Identify the major product of the following reaction sequence. 1) [H*], H₂NNH2, (-H₂O) 2) KOH/H₂O, heat HO₂C HO₂C HO CO,H OH OH There is no reaction under these conditions or the correct product is not listed here.Consider the following overall reaction, which will be discussed in Chapter 20. H,C-CEN NH3 HOO H,C Below is a proposed mechanism for this reaction. Use the rules we learned in this chapter to evaluate whether each step in the proposed mechanism is reasonable. For each step that is not reasonable, explain why. :ÖH () H,C-CEN: H3C OH OH (i) + H,C H3C OH OH (ii) H,C H,C OH (iv) + H,O: H,C H,C OH (v) H3C H3C OH H. (vi) :NH, NH. H,C H,CDraw the mechanism for the reaction of an alkyl halide with sodium azide followed by reduction. Complete the mechanism of the initial step of the reaction, then identify the key intermediate and the product. Step 1: Draw curved arrows. o z + Na + || : z: I Step 2: Complete the intermediate. Na +
- Step 4a: Classify step. The target product is present, but the reaction is not over. The ethoxide ion has been regenerated. :0: :0: What is the key process in the next step of the mechanism? proton transfer formation of a o bond between nucleophile and electrophile loss of a leaving group carbocation rearrangement (e.g., methyl or hydride shift)5. What is the major product of the following reaction? OH A) I B) || C) III D) all of the above E) none of the above H₂SO4 heat ||| LOSO3HConsider the reaction and answer the questions that follow. CH-CH2- CH2-I • CH,S° CH3- CH2- CH2-S– CH; + CH3-CH= CH2 Product A Product B O Explain which type or types of mechanisms (Sw1, SN2, E1, and E2) are applicable to this reaction. [") How can you increase the percentage of Product A? [ui) How can you obtain Product B as almost the only product? A. [i] SN2 & E2 [ii] Use better nucleophile [iii Use a non-nucleophilic base B. [i] SN2 & E2 [ii] Use higher Temperature [iii] Use a non- nucleophilic base C. [i] SN2 & E2 [ii] Use lower Temperature [iii] Use a non-nucleophilic base D. [i] SN1 & E1 [ii] Use lower Temperature [iii] Use a non-nucleophilic base
- For the reaction shown below, circle the major product obtained when the | reaction is allowed to reach equilibrium. Place a box around the product that is formed the fastest. а H2C= CI H-CI CIH2C CIH,C H3C CI CI `CH3 H2C CIH,C H;C CIPredict the products of this organic reaction: CH3 CH₂ || No reaction CH3 -CH-CH₂-CH3 + NaOH A Specifically, in the drawing area below draw the structure of the product, or products, of this reaction. (If there's more than one product, draw them in any arrangement you like, so long as they aren't touching.) If there aren't any products because this reaction won't happen, check the No reaction box under the drawing area. ? Click anywhere to draw the first atom of your structure. X Ś5. Draw the major product of the following reactions. Classify each reaction as substitution, elimination, or addition. Indicate if there are any rearrangement products. If the reaction does not proceed, explain why. H₂O, H* HO OH 1) Hg(OAc)2 2) NaBH4 H3PO4 H₂SO4, 100 °C 1) BH3*THF 2) HOOH, -OH CI NaN3 (1 equiv) THF