Homework Answers
19. Oxidation involves loss of electrons, gain of oxygen or loss of hydrogen.
Option a is right.
20. When molecule loses hydrogen atom, it is said to be oxidized. Option b is right.
21. When a substance is oxidized, it is reducing other substance. It is this reducing agent.option b is right
22.starch is a polysaccharide.option c is right
23. Sucrose is a disaccharide. Option b is right
24.mannose is a monosaccharide. Option a is right
25.
Oligosaccharides contains 3-9 monosaccharides. Option c is right.
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of electrons and may involve of oxygen 19.) Oxidation always involves atoms or of hydrogen atoms....
of electrons and may involve of oxygen 19.) Oxidation always involves atoms or of hydrogen atoms....
of electrons and may involve of oxygen 19.) Oxidation always involves atoms or of hydrogen atoms. A) loss, gain, loss B) gain, loss, gain C) loss, loss, gain D) gain, gain, loss 20.) When an organic molecule loses hydrogen atoms it is said to be: A) reduced B) oxidized C) both oxidized and reduced D) neither oxidized nor reduced 21.) When a substance is oxidized, it is called an): A) oxidizing agent B) reducing agent C) both an oxidizing and...
19.) Oxidation always involves atoms or A) loss, gain, loss B) gain, loss, gain C) loss,...
19.) Oxidation always involves atoms or A) loss, gain, loss B) gain, loss, gain C) loss, loss, gain D) gain, gain, loss of electrons and may involve _ of oxygen of hydrogen atoms 20.) When an organic molecule loses hydrogen atoms it is said to be: A) reduced B) oxidized C) both oxidized and reduced D) neither oxidized nor reduced 21.) When a substance is oxidized, it is called a(n): A) oxidizing agent B) reducing agent c) both an oxidizing...
This are organic chemistry assignments, sorry if it's long but i appreciate any help i can...
This are organic chemistry assignments, sorry if it's long but i
appreciate any help i can get
7. What is the name for the enantiomer of D-fructose?
A. D-glucose
B. L-glucose
C. L-galactose
D. L-fructose
10.Which monosaccharide is not a reducing sugar?
A. glucose
B. galactose
C. fructose
D. all the monosaccharides are reducing sugars.
11. Which disaccharide is not a reducing sugar?
A. maltose
B. lactose
C. sucrose
D. all the disaccharides are reducing sugars.
12.Is this reaction an...
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH...
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH SH HOM HO OH OH H H OH OH H . H OH GLUCOSE HOH GALACTOSE OH FRUCTOSE What is the molecular formula for the the following monosaccharides? a. glucose: C b. fructose: C c. galactose: C 5) A. Show the anomeric carbon. (1 pts) B. Draw B-D-Fructopyranose (2 pts) Fructose Isomers 6) Identify monosaccharide (M), disaccharide (D) or Polysaccharide (P) (3 pts) a....
Carbohydrates, more commonly known as sugars, are made up of carbon, oxygen, and hydrogen atoms. The...
Carbohydrates, more commonly known as sugars, are made up of carbon, oxygen, and hydrogen atoms. The smallest unit of a carbohydrate is a monosaccharide. Two monosaccharides make up a disaccharide, and many monosaccharides make up a polysaccharide. Disaccharides and polysaccharides can be hydrolyzed back into the individual monosaccharide units. Part A Select the statement that is incorrect. Select the statement that is incorrect. Complex sugars are carbohydrates. All carbohydrates have the general formula Cn(H2O)n. Simple sugars are carbohydrates. Carbohydrates contain...
1-10 help!!! 1) A carbohydrate that gives two molecules when it is completely hydrolyzed is known...
1-10 help!!!
1) A carbohydrate that gives two molecules when it is completely hydrolyzed is known as a A) monosaccharide. B) disaccharide. C) polysaccharide. D) starch. 2) A reducing sugar gives a precipitate of silver metal with Benedict's reagent. a. True b. False 3) Cellulose will give a positive Benedict's test. Sa TrueS b. False 4) The product of oxidation of an aldose is a carboxylic acid. Sa True b. False 5) Maltose is a reducing sugar. a. True b....
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also...
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also called blood sugar 4. In the following Fischer projection, which chiral carbon is used to determine whether the sugar is。er L? a) ribulose b) galactose c) glucose d) bose a) The green carbon b) The yellow carbon c) The blue carbon d) The red carbon он но но CH2OH 2. All of the following monosaccharides are aldoses &. In the following Flscher projection, is...
3.) Digestion of food, in which large biological molecules are broken down into their smaller building...
3.) Digestion of food, in which large biological molecules are broken down into their smaller building blocks, is an example of which of the following types of chemical reactions: a. dehydration synthesis b. anabolism e. hydrolysis d.precipitation 4.) TRUE or FALSE: Hydrolysis reactions require energy input. 5.) Give an example of a disaccharide and indicate which monosaccharides it is composed of. 6.) Which of the following is a polysaccharide? b. sucrose c. glycogen a. glucose d. fructose e. deoxyribose 7.)...
23) Which statement best describes what occurs when a substrate is oxidized using FAD to product...
23) Which statement best describes what occurs when a substrate is oxidized using FAD to product FADH2? A) FAD is a reducing agent, and FADH2 is its oxidized form. B) FAD is a reducing agent, and FADH2 is its reduced form. C) FAD is an oxidizing agent, and FADH2 is its oxidized form. D) FAD is an oxidizing agent, and FADH2 is its reduced form. 24) Which statement concerning the digestion of food groups is incorrect? A) Carbohydrates are ultimately...
5. When an secondary alcohol is oxidized into a ketone, which a. gain of oxygen atoms...
5. When an secondary alcohol is oxidized into a ketone, which a. gain of oxygen atoms b. loss of oxygen atoms c. gain of hydrogen atoms d. loss of hydrogen atoms 5. When an secondary alcohol is oxidized into a ketone, which of the following is true? a. gain of oxygen atoms b. loss of oxygen atoms c. gain of hydrogen atoms d. loss of hydrogen atoms er found at the end of a carbon chain?
of electrons and may involve of oxygen 19.) Oxidation always involves atoms or of hydrogen atoms. A) loss, gain, loss B) gain, loss, gain C) loss, loss, gain D) gain, gain, loss 20.) When an organic molecule loses hydrogen atoms it is said to be: A) reduced B) oxidized C) both oxidized and reduced D) neither oxidized nor reduced 21.) When a substance is oxidized, it is called an): A) oxidizing agent B) reducing agent C) both an oxidizing and...
19.) Oxidation always involves atoms or A) loss, gain, loss B) gain, loss, gain C) loss, loss, gain D) gain, gain, loss of electrons and may involve _ of oxygen of hydrogen atoms 20.) When an organic molecule loses hydrogen atoms it is said to be: A) reduced B) oxidized C) both oxidized and reduced D) neither oxidized nor reduced 21.) When a substance is oxidized, it is called a(n): A) oxidizing agent B) reducing agent c) both an oxidizing...
This are organic chemistry assignments, sorry if it's long but i
appreciate any help i can get
7. What is the name for the enantiomer of D-fructose?
A. D-glucose
B. L-glucose
C. L-galactose
D. L-fructose
10.Which monosaccharide is not a reducing sugar?
A. glucose
B. galactose
C. fructose
D. all the monosaccharides are reducing sugars.
11. Which disaccharide is not a reducing sugar?
A. maltose
B. lactose
C. sucrose
D. all the disaccharides are reducing sugars.
12.Is this reaction an...
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH SH HOM HO OH OH H H OH OH H . H OH GLUCOSE HOH GALACTOSE OH FRUCTOSE What is the molecular formula for the the following monosaccharides? a. glucose: C b. fructose: C c. galactose: C 5) A. Show the anomeric carbon. (1 pts) B. Draw B-D-Fructopyranose (2 pts) Fructose Isomers 6) Identify monosaccharide (M), disaccharide (D) or Polysaccharide (P) (3 pts) a....
1-10 help!!!
1) A carbohydrate that gives two molecules when it is completely hydrolyzed is known as a A) monosaccharide. B) disaccharide. C) polysaccharide. D) starch. 2) A reducing sugar gives a precipitate of silver metal with Benedict's reagent. a. True b. False 3) Cellulose will give a positive Benedict's test. Sa TrueS b. False 4) The product of oxidation of an aldose is a carboxylic acid. Sa True b. False 5) Maltose is a reducing sugar. a. True b....
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also called blood sugar 4. In the following Fischer projection, which chiral carbon is used to determine whether the sugar is。er L? a) ribulose b) galactose c) glucose d) bose a) The green carbon b) The yellow carbon c) The blue carbon d) The red carbon он но но CH2OH 2. All of the following monosaccharides are aldoses &. In the following Flscher projection, is...
3.) Digestion of food, in which large biological molecules are broken down into their smaller building blocks, is an example of which of the following types of chemical reactions: a. dehydration synthesis b. anabolism e. hydrolysis d.precipitation 4.) TRUE or FALSE: Hydrolysis reactions require energy input. 5.) Give an example of a disaccharide and indicate which monosaccharides it is composed of. 6.) Which of the following is a polysaccharide? b. sucrose c. glycogen a. glucose d. fructose e. deoxyribose 7.)...
23) Which statement best describes what occurs when a substrate is oxidized using FAD to product FADH2? A) FAD is a reducing agent, and FADH2 is its oxidized form. B) FAD is a reducing agent, and FADH2 is its reduced form. C) FAD is an oxidizing agent, and FADH2 is its oxidized form. D) FAD is an oxidizing agent, and FADH2 is its reduced form. 24) Which statement concerning the digestion of food groups is incorrect? A) Carbohydrates are ultimately...
5. When an secondary alcohol is oxidized into a ketone, which a. gain of oxygen atoms b. loss of oxygen atoms c. gain of hydrogen atoms d. loss of hydrogen atoms 5. When an secondary alcohol is oxidized into a ketone, which of the following is true? a. gain of oxygen atoms b. loss of oxygen atoms c. gain of hydrogen atoms d. loss of hydrogen atoms er found at the end of a carbon chain?
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