Part C: Reaction of Alkyl Halide I. Effect of structure of alkyl halides on the rates of SN2 and SN1 reactions Reagent Observation (Color / Precipitate / Time Taken) 1-bromobutane 2-bromobutane 2-bromo-2-methylpropane SN2 Fast reaction from Slow reaction from No reaction occurred (Sodium colourless solution to colourless solution to even after 5 minutes iodide in cloudy solution with the cloudy solution with white acetone) white Precipitate after Precipitate after 15 5 seconds seconds. SN1 The solution's colour Slow reaction from Fast reaction from (Ethanolic stays colourless after colourless solution to white colourless solution to silver nitrate) 10 minutes solution with a white white solution with a precipitate after 15 seconds white precipitate after one second II. Effect of solvent polarity on SN1 reaction Test Tube Observation (Color / Precipitate / Time Taken) T1 Fast reaction from colourless solution to white solution with a white precipitate T2 Slow reaction from colourless solution to two layers of the white and colourless solution was formed with a white precipitate. III. Effect of concentration on the rate of SN2 reactions Test Tube Observation (Color / Precipitate / Time Taken) T3 Slow reaction from colourless solution to white solution with no white precipitate was formed T4 Slow reaction from colourless solution to white solution with no white precipitate was formed T5 Slow reaction from colourless solution to white solution with no white precipitate was formed T6 Slow reaction from colourless solution to white solution with no white precipitate was formed

Q: 5. Show the mechanism for the Syl reaction between (2R,3R)-2-bromo-3-methylpentane and water.

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Q: In the reaction below, identify the nucleophile. III THE ONa II IV III IV

A: We know that Nucleophile : an molecule that in chemical reaction seeks a positive centre, such as…

Q: True/False)  The use of sodium iodide in acetone promotes SN2 mechanism for alkyl halide resulting…

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Q: Identify which elimination mechanism best fits the following statement: This reaction mechanism…

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Q: Provide a plausible arrow pushing mechanism for the reaction below. Hint: NaOBr is in solution along…

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Q: 1.) Predict the reactivity of the following alkyl bromides in a substitution reaction with NaI in…

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Q: Alkyl halides 1-chlorobutane 2-chlorobutane Allyl chloride 2-chloro-2-methylpropane…

A: Allyl chloride    The electronegativity order of hybridized carbons is sp>sp2>sp3.  So in an…

Q: 3. In the E2 reaction of 1-bromo-4-tert-butylcyclohexane, the cis isomer reacts 500 times faster…

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Q: 1. Consider the radical halogenation reaction shown below to answer parts a-c. Note that "Ph" refers…

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Q: Q3.  2-Bromopentane, when treated with ‎ alcoholic KOH yields a mixture of three alkenes A, B and C.…

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Q: Figure 28 :Br: CH3 CH3 CH3 H CH3-C-0 CH3-C-ÖH CH3 ČH3 CH3 H-ö:

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Q: Consider the reaction below. What would happen to its rate if the concentration of the the alkyl…

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Q: %3D arbocations in order of increasing stability (least stal cures may be equal in energy. II IV V

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Q: CF2Cl2 can be prepared from the nucleophilic substitution of another alkyl halide CCl4 in the…

A: Given-> CCl4 + 2HF ------> CF2Cl2 + 2HCl.  Rate = K[CCl4] Rate constant (K) = 1.5 × 10-4 s-1…

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A: The reaction of cyclopentyl bromide with sodium cyanide to give cyclopentyl cyanide proceeds faster…

Q: energy profile

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Q: The rate law for the reaction of HO- with tert-butyl bromide to form an elimination product in 75%…

A: Data given: K2 = 7.1×10-5 K1 = 1.5×10-5 Concentration of hydroxide ion = 5.0 M

Q: Give the complete mechanism for the reactions below. H* H20 Br2 uv

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Q: 2) Rank the following molecules in order of increasing relative rate of SN1 reaction with methanol…

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Q: CH3(CH2 )sBr NaOH CH3(CH2)5OH + Br + A) The rate would increase because SN2 reactions favor a polar…

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Q: Under second-order conditions (strong base/nucleophile), SN2 and E2 reactions may occur…

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Q: -CH3 HBr -Br =CH₂ CH3 Draw curved arrows to show the movement of electrons in this step of the…

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Q: The rate law for the reaction of HO- with tert-butyl bromide to form an elimination product in 75%…

A: The percentage of reaction that takes place by E2 mechanism can be expressed as follows-

Q: Q3.  2-Bromopentane, when treated with ‎ alcoholic KOH yields a mixture of three alkenes A, B and C.…

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Q: 4. Complete the phrases with one or more of the following terms: Snl, Sn2, E1, E2. a) The reaction…

A: Points to remember: 1) SN1: Nucleophilic substitution reaction of first order SN2: Nucleophilic…

Q: 3. Show the complete mechanism for the reaction below. H2N-NH2 NH2 • cat. HCI

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Q: 7.) Carbocations are high energy intermediates in organic synthesis that are open-shelled carbon…

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Q: a) Compound 1 reacts with LICKOR superbase ("BuLi/'BuOK) to provide carbene 2. The reaction of 2…

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Q: Consider the given reaction in which NC is the nucleophile and CH3CN is the solvent. The reactant…

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A: The required mechanism is given below -

Q: 1. BH3 b) 3,3-dimethyl -1-butene -> 2. H2O2, OH

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Q: Br CH2 HBr LCH3 Draw curved arrows to show the movement of electrons in this step of the reaction…

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Q: 30. The rate of zero order reaction (y-axis) against the concentration of the reactant 31. The…

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Q: with the help of microwaves (yes, microwaves!) with great selectivity. Point out the kinetic and…

A: this is an example of 2+4 cyclo addition reaction.

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Q: The reaction of 2-bromopropane and sodium ethoxide in ethanol reacts 6.7 times 1). faster than…

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