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16. D
17. A
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16.. Which of the molecules below will react at the fastest rate when treated with a...
16. Which of the following would react the fastest with bromine (Br2) in water? NO2 Me...
16. Which of the following would react the fastest with bromine (Br2) in water? NO2 Me OMe NH2
Organic Chemistry 4. Below are two molecules, B and C. Explain the differences in pKa of...
Organic Chemistry
4. Below are two molecules, B and C. Explain the differences in pKa of the two molecules by drawing the conjugate base of molecule C and a resonance structure that would not be found in molecule B. Hint: Draw out the NO2 group. conjugate base of molecule C pKa- 29.5 molecule B NO2 pka= 8.6 molecule C 5. Below is the molecule Abilify, which is a top selling drug that is used to treat schizophrenia, bipolar disorder and...
18, 22, 23 16) What diene and dienophile would react to give the product below? diere...
18, 22, 23
16) What diene and dienophile would react to give the product below? diere 17) Which of the following compounds is the most reactive dienophile in a Diels-Alder reaction with 1,3-butadiene? A) CH-CHOCH B) CH2-CHCHO C) CH3CHCHCH3 D) (CH3CH2 5) C .CH 18) Using resonance structures, explain the regiochemistry observed in this reaction OCH H.CO heat 19) Provide the major organic product of the following reaction H.CO ÇOCH H.COM 20) Provide the major organic product of the following...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid b. Weak Acid c. Strong Base d. Weak Base H' when it reacts with a strong 17. Water is amphoteric substance which will base. (donate or accept] 18. The value of Kwat 25 degree Celsius M (acidic, basic or 19. If [OH) is greater than the [H30'), then the solution is neutral] 20. Buffer is a mixture of and a. Strong acid, strong base...
number 63 14.80 Which o atomorrone Explain 4-Pyrone or VO T U 14.62 which do you...
number 63
14.80 Which o atomorrone Explain 4-Pyrone or VO T U 14.62 which do you think is a stronger nucleophile in an S2 reaction-pyridine or pyrrole? Explain. Denn 70 LO Pyridine Pyrrole 14.63 For each of the following pairs of substrates, which do you think will undergo an S, 1 reaction faster? Explain. CI CI (b) Bi Br or or w х Y z OH ОН 14.64 Which compound, A or B, do you think undergoes dehydration more quickly?...
Synthesis using Carbonyla-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules using a-substitution chemistry....
Synthesis using Carbonyla-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules using a-substitution chemistry. You are assigned two target molecules, one of which is best synthesized by an alkylation approach, while the other is best synthesized by an addition or condensation approach. My two target molecules are number 2 and number 12 in the last page. You must do the following: 1. Perform a retrosynthetic analysis on the two target molecules assigned to you. In each case the...
Page 1 Synthesis using Carbonyl O-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules...
Page 1 Synthesis using Carbonyl O-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules using a-substitution chemistry. You are assigned two target molecules, one of which is best synthesized by an alkylation approach, while the other is best synthesized by an addition or condensation approach. You must do the following: 1. Perform a retrosynthetic analysis on the two target molecules assigned to you. In each case the organic starting material (what you have to work backwards toward) depends...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? forms coloured compounds conducts electricity when solid can be used has low density as a catalyst X A X X Xx 2. (0620-W 2012-Paper 1/1-Q20) The diagram shows an outline of the Periodic Table. U V W X Y Which of the elements U, V, W, X and Y would react together in the ratio of...
no explanation needed, just letters that correspond with right answers. thanks! Name Exam 2: Chapters 4-7...
no
explanation needed, just letters that correspond with right
answers. thanks!
Name Exam 2: Chapters 4-7 Please put all of your answers on the scantron sheet. This exam paper must be returned with the scar For questions that list only 1,2,3,4, use the letters a,b.c.d respectively on the Scantron 1. What is the approximate value of the H-C-H bonds angle in ethylene? a. 90° b. 109 c. 120 d. 180 2. What type of molecular orbital is formed by the...
What is the product of the 1 но reaction? so NO 6. What is the product...
What is the product of the 1 но reaction? so NO 6. What is the product of the reaction он HSO (B) (A) NO он NO HOS (B) (A) soH (D) (C) NOz OH HO. both (B) and (C) (D) (C) HO,S 2 What is the product of the reaction? NoOH Which compound will yield only one product after nitration with HNO/HSo 7. OH .сн, (A) (B) сHа- (B) (A) но,, сн, OH (C) (D) сH,сH, none of the these...
16. Which of the following would react the fastest with bromine (Br2) in water? NO2 Me OMe NH2
Organic Chemistry
4. Below are two molecules, B and C. Explain the differences in pKa of the two molecules by drawing the conjugate base of molecule C and a resonance structure that would not be found in molecule B. Hint: Draw out the NO2 group. conjugate base of molecule C pKa- 29.5 molecule B NO2 pka= 8.6 molecule C 5. Below is the molecule Abilify, which is a top selling drug that is used to treat schizophrenia, bipolar disorder and...
18, 22, 23
16) What diene and dienophile would react to give the product below? diere 17) Which of the following compounds is the most reactive dienophile in a Diels-Alder reaction with 1,3-butadiene? A) CH-CHOCH B) CH2-CHCHO C) CH3CHCHCH3 D) (CH3CH2 5) C .CH 18) Using resonance structures, explain the regiochemistry observed in this reaction OCH H.CO heat 19) Provide the major organic product of the following reaction H.CO ÇOCH H.COM 20) Provide the major organic product of the following...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid b. Weak Acid c. Strong Base d. Weak Base H' when it reacts with a strong 17. Water is amphoteric substance which will base. (donate or accept] 18. The value of Kwat 25 degree Celsius M (acidic, basic or 19. If [OH) is greater than the [H30'), then the solution is neutral] 20. Buffer is a mixture of and a. Strong acid, strong base...
number 63
14.80 Which o atomorrone Explain 4-Pyrone or VO T U 14.62 which do you think is a stronger nucleophile in an S2 reaction-pyridine or pyrrole? Explain. Denn 70 LO Pyridine Pyrrole 14.63 For each of the following pairs of substrates, which do you think will undergo an S, 1 reaction faster? Explain. CI CI (b) Bi Br or or w х Y z OH ОН 14.64 Which compound, A or B, do you think undergoes dehydration more quickly?...
Synthesis using Carbonyla-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules using a-substitution chemistry. You are assigned two target molecules, one of which is best synthesized by an alkylation approach, while the other is best synthesized by an addition or condensation approach. My two target molecules are number 2 and number 12 in the last page. You must do the following: 1. Perform a retrosynthetic analysis on the two target molecules assigned to you. In each case the...
Page 1 Synthesis using Carbonyl O-Substitution Chemistry Preamble This experiment involves the synthesis of target molecules using a-substitution chemistry. You are assigned two target molecules, one of which is best synthesized by an alkylation approach, while the other is best synthesized by an addition or condensation approach. You must do the following: 1. Perform a retrosynthetic analysis on the two target molecules assigned to you. In each case the organic starting material (what you have to work backwards toward) depends...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? forms coloured compounds conducts electricity when solid can be used has low density as a catalyst X A X X Xx 2. (0620-W 2012-Paper 1/1-Q20) The diagram shows an outline of the Periodic Table. U V W X Y Which of the elements U, V, W, X and Y would react together in the ratio of...
no
explanation needed, just letters that correspond with right
answers. thanks!
Name Exam 2: Chapters 4-7 Please put all of your answers on the scantron sheet. This exam paper must be returned with the scar For questions that list only 1,2,3,4, use the letters a,b.c.d respectively on the Scantron 1. What is the approximate value of the H-C-H bonds angle in ethylene? a. 90° b. 109 c. 120 d. 180 2. What type of molecular orbital is formed by the...
What is the product of the 1 но reaction? so NO 6. What is the product of the reaction он HSO (B) (A) NO он NO HOS (B) (A) soH (D) (C) NOz OH HO. both (B) and (C) (D) (C) HO,S 2 What is the product of the reaction? NoOH Which compound will yield only one product after nitration with HNO/HSo 7. OH .сн, (A) (B) сHа- (B) (A) но,, сн, OH (C) (D) сH,сH, none of the these...
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