2. Homolytic cleavage of which of the labelled C-H bonds leads to the most stable intermediate? I - I Ho
Put the following C-H bonds in order of which one would lead to the most stable radical. If the C-H bond forms a more stable radical, then the bond strength will be weaker. 5) Put the following C-H bonds in order of which one would lead to the most stable radical. If the C-H bond forms a more stable radical, then the bond strength will be weaker. HE most stable radical weakest C-H bond least stable radical strongest C-H bond...
Which of the following are the correct products for the homolytic cleavage of the C-Br bond in bromomethane? CH3-Br A : +CH3 and +Br B : +CH3 and -:Br C : .CH3 and .Br D : -:CH3 and +Br
please explain/walkthrough! Problem 1 (30 pts) a) Circle the radical that is most stable. b) Order the compounds in terms of increasing oxidation state (1 highest, 3- lowest) он c) The reaction below is an example of.... heat 2 b) substitution a) addition d) heterolytic cleavage c) homolytic cleavage d) Circle the compound with the most acidic protons. H H c=C CHз CH3CH2CH3 Нас-СЕС-н H
QUESTION 2 Which term best describes the bond cleavage shown below? H3C H3C + H-R R C H Homolytic Heterolytic Homogenic Addition QUESTION 3 Which term best describes the process shown below? HI H Addition Substitution Subtraction Deprotonation I-O-I I-UI
Question 12 (4 points) Which of the indicated C-H bonds has the lowest homolytic bond dissociation energy? Hc. A. H HD B. H B O A D O U Previous Page Next Page Page 6 of 20
1. The most basic of the labelled atoms below is HO. -NH2 HO OH 2. The most basic of the labelled atoms below is H3Ca CH3 'N b NH2 CI Draw a structural formula for the major product of the acid-base reaction shown. + HCI (1 mole) 'N - Н. (1 mole) • You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Nat, r, in your answer. In those cases in which there are two reactants,...
5) Put the following C-H bonds in order of which onc would lead to the most stable radical. If the C-H bond forms a more stable radical, then the bond strength will be weaker. НА HB least stable radical most stable radical weakest C-H bond НЕ strongest C-H bond Н Hp
2. For the following reactions, draw the most stable intermediate and the major product. Be specific about relative stereochemistry when applicable. Look through the entire mechanism for intermediates. (3.0) Reaction equation Most stable intermediate Major product Br HO H2SO4 Heat HCl
Order the following compounds from most to least stable. HOC CO,H нсон HO,C -CO,H COH B, A, C, D A, C, D, B D, A, C, B A, D, B, C C, B, A, D D 6.
3. Which cyclohexane molecule would you consider to be the most stable? a.2 b. 1 c. 4 d. 3 4. The molecules below are: a. meso compounds b. structural isomers c. dual comformers d. diastereomers І- н -H Н — - " Н -Н Н Н 2 3 Н 4 Н Н -Н Н - H CH2OH ООН ОН ОН ОН CH,OH HO HO H CH,OH T HO H