

please explain 1 and 2
for 3 why the shch3 bond changed ?

please explain 1 and 2 for 3 why the shch3 bond changed ? Which of the...
please explain why
17. Which of the following compounds will undergo an SN2 reaction most readily? (CH3)3CBr, (CH3)2CHI, (CH3)2CHCH2CH2CH2Cl, (CH3)2CHCH2CH-CH21 メー 1 E2 18. Provide the structure of the major organic product which results when (S)-2-iodopent treated with NaCN in DMSO.
can questions 1-9 please be answered and why are they the
answer
1. How many sp hybridized carbon atoms are present in the following molecule? (A) 3 (B) 4 5 н.с (D). 6 2. Which bond is the longest in the following molecule? (A) (B) CECH (C) (D) 3. Which of the following molecules is chiral at room tempernture (25 C)? (A) 1,1-dimethylcyclohexane (B) cis-1,2-dimethyleyelohexanc (C) trans-,3-dimethyleyclohexane (D) trans-1,4-dimethylcyclohexane 4. Which group is an aldehyde? н н (C) (D) (A)...
2. Predict whether the reaction willl go by SN1, SN2, E1, or E2, or some combination of these. Explain. Also give the products with correct stereochemistry if applicable. SoI Na CN Br dimethyl sulfoxide (DMSO) CI CH,онн,0 Br CH3S Na* + acetone
1. Determine the mechanism of each nucleophilic substitution reaction and explain why? Draw the products including the stereochemistry. (6 points) Br + CN acetone d. ~ + CH,CO2H - Y Y + POCHE UCH DMSO + TOCH.CH DMF b. + B + OCH + CH4OH DMSO – w ! ho + OCHCH , CH,CH,OH DM . Br + CH3OH + CH3CH,OH
My teacher is that A is not the major product. please explain
why and what would be the major
22) (9 points) For the following reaction: a. (5 points) Draw a complete and detailed mechanism for the process shown below to form compounds A and B. mention whether it is initiation, propagation or termination. b/ (2 points) Explain why this reaction gives a mixture of compounds A and B and does not give compound C c. (2 points) Which product...
(5 pts) Which of the following reactions is expected to produce 1-propanol (CH3CH2CH2OH) at the faster rate? Explain. NaOH, HEO CI- CI OH NaOH, acetone OH CI- (9pts) Consider the following substitution reaction. Br NaCN w DMSO Determine if the reaction is Sn1 or Sn2. Explain your choice. Write the rate equation for the reaction. Clearly include the structures of compounds in the formula. Would the process occur at a faster rate if the concentration of NaCN was doubled?
please answer all of the following questions.
02 pts.] Briefly explain why the following reaction yields the Hofmann product exclusively even though the base is not sterically hindered: This is breause Br is a jood Ieavng Br CH,CH2ONa oup on q dcarloon. CH,CH,он [02 pts.] Draw the structure of alkyl that will undergo an E2 elimination to yield only the indicated alkene. CHyCHONa CHсH,он [04 pts.] Draw only the major product for each of the following elimination reactions. сн-сH,ON CнH-CHон...
For
letters h & i :
For each of the following reactions, predict the major
mechanistic pathway (SN1/SN2/E1/E2) and the major organic
products
1. (cont.) (h) НСОН CHB -CHBr HCOH - (0) CH,CH,CH,CH,Br- NH 2. For each of the following indicate which reaction will occur faster. Explain your reasoning. (No credit will be given for guesses) (a) The reaction of (CH),CBr with 0.001M aqueous NaOH or 0.10M aqueous NaOH (b) The reaction of 2-bromobutane with NaOH in DMSO or NaSH...
1. Which of the following alkyl halides (a-e) will only produce the alkene below when undergoing an E2 reaction? Br (a) (b) (c) O (d) (e) 2. Complete the following reactions by determining the major product (formed in the highest yield) that would be formed. NaSH DMF Br t-BuOK DMSO
please explain why and how they are E2/SN2/SN1/E1
3. Draw a structural formula for the major organic product(s) of each reaction and specify the mechanism by which each product is formed (SNI, S2, El, or E2). • NaOH H20 CH,CH ON CH,CH OH CH ON CH,OH CH OH Na DMSO