Questions LLC
Login
or
Sign Up
Ask a New Question
Organic Chemistry
Page 3
Questions (3,939)
A basic amino acid,arginine,has a molar mass of 174g.mol^-1.it has the following percentage composition:41,38% carbon, 18,39% of
4 answers
asked by
bob
1,880 views
How does the boiling point of ethane (CH3CH3) compare with that of ethanol (CH3CH2OH)?
1. The boiling point of ethane is higher
5 answers
asked by
Stephen
3,845 views
--Why does caffeine have a larger Rf value than chlorophyll?
--If two compounds have the same Rf under identical conditions. Does
4 answers
asked by
James
1,964 views
a student wished to test a sample of organic material to determine whether it was sugar, a dat, or starch. If she could perform
3 answers
asked by
bubba
966 views
What is the chemical name for C7H13O?
1 answer
asked by
Max
336 views
commercial preparation of ethanol
2 answers
asked by
kiaan
62 views
Which is the major product from acid catalyzed hydration (addition of water) of 2-methyl-2-pentene?
a) 2-methyl-2-pentanol b)
4 answers
asked by
K
2,113 views
characteristics of homologous series
2 answers
asked by
kiaan
41 views
sources of hydrocarbons
2 answers
asked by
kiaan
31 views
A student wished to prepare ethylene gas by dehydration of ethanol at 140°C
using sulfuric acid as the dehydrating agent. A
2 answers
asked by
ladi
846 views
Free-radical halogenation can occur with chlorine and a source of direct UV radiation or sunlight. Chlorination of
3 answers
asked by
Anonymous
2,106 views
Draw the structure of difluorohexane
2 answers
asked by
Sinachi
75 views
Test for primary alcohols
2 answers
asked by
Sinachi
69 views
An organic compound A,C3H8O on oxidation gives B, C3H6O what is the compound A
2 answers
asked by
Sinachi
102 views
The disappearance of the purple colour of KMnO4 in its reactions with alkenes is known as
2 answers
asked by
Sinachi
100 views
What class of alcohol is not easily oxidised
2 answers
asked by
Sinachi
49 views
1-bromobutane reacts with alcoholic Koh to give
2 answers
asked by
Sinachi
111 views
1,3-butadiene reacts with bromine to give
2 answers
asked by
Sinachi
90 views
Order of stability of carbocations
2 answers
asked by
Sinachi
55 views
Distinguish between the following groups of compounds by using a simple chemical method.
(1) CH_3CH=CHCOOH and CH_3CH_2CH_2COOH
2 answers
asked anonymously
114 views
Carbon and it compound
2 answers
asked by
Ndubuisi prosper
67 views
How many carbon atoms are contained in single molecule of socurose
2 answers
asked by
Fuad Faji Femal
86 views
How many carbon atoms are contained in single molecule of source?
2 answers
asked by
Fuad Faji Femal
77 views
What is saturated hydrocarbon
2 answers
asked anonymously
83 views
Free radicals
7 answers
asked by
Kondwani moyo
129 views
The type of reaction that is peculiar to benzene is
A. hydrolysis B. addition C. substitution D. polymerization
2 answers
asked anonymously
49 views
The chlorinated alkane often used industrially to
remove grease in
2 answers
asked anonymously
67 views
Which of the following hydrocarbons has a double bond in its carbon skeleton? 1) C3H8 2) C2H6 3) CH4 4) C2H4 5) C2H2
2 answers
asked anonymously
102 views
1.How many water molecules are lost from the condensation
of 100 amino acids into a polypeptide? 2.Amino acids are connected via
2 answers
asked by
Kondwani moyo
102 views
do all compounds that contain only hydrogen, carbon and oxygen have the same properties as one another? explain
2 answers
asked anonymously
131 views
benzene contains hydorgen and carbon. What do the different coloured balls in the diagram represent, what do the line represent,
2 answers
asked anonymously
110 views
Draw the possible dipeptide, where −NH2 group of serine is free, formed by the condensation reaction between serine and
2 answers
asked by
bob
90 views
Glutamic acid [side chain R = (CH2)2CO2H] has pKa values of 2.19, 4.25 and 9.67. What would be the predominant species in
2 answers
asked by
bob
138 views
Glutamic acid [side chain R = (CH2)2CO2H] has pKa values of 2.19, 4.25, and 9.67. What would be the predominant species in
1 answer
asked by
bob
111 views
Suggest the form of alanine (sidechain R = CH3) at low pH ~1. No stereochemistry is required for this answer.
2 answers
asked by
bob
98 views
name the following compound: CH3CH(NH2)CH2CH(CH3)OH
2 answers
asked by
bob
103 views
Using IUPAC nomenclature, name the following compound: CH3CH(NH2)CH2CH(CH3)OH
2 answers
asked by
bob
141 views
Using IUPAC nomenclature, name the following compound: CH3CH(NH2)CH2CH(CH3)OH
4 answers
asked by
bob
104 views
Draw the structure of the ester formed from butanoic acid and methanol.
2 answers
asked by
bob
95 views
How many chiral carbons in the linear form of D-galactose?
2 answers
asked by
bob
75 views
the resulting carboxylate anion that forms when propanoic acid reacts with a strong base.
2 answers
asked by
bob
90 views
Which of the two (hexane or heptane) liquids is volatile in pressure /composition diagram.
4 answers
asked by
Lakydo Wepson
68 views
Type in the IUPAC name (all lowercase) for the following Structure (i.e. methane)
1 answer
asked by
Tayo
62 views
Molecule
1 answer
asked anonymously
31 views
When heated with sulfuric or phosphoric acid, cyclohexanol, C6H11OH is converted to cyclohexene, C6H10. The balanced chemical
4 answers
asked by
wesley
2,131 views
For the reaction:
acetic acid (2g) + Isopentyl alcohol (0.9g) => Isopently acetate(1.15g)+ H2O I'm suposed to determine the
3 answers
asked by
~christina~
1,126 views
You have an unknown with an observed melting point of 90-93°C. Is your unknown compound A with a reported melting point of
4 answers
asked by
Lisa
4,039 views
Cinnamic alcohol is used mainly in perfurmery, particularly in soaps and cosmetics. Its molecular formula is C9H10O.
a. Calculate
9 answers
asked by
Kendra
6,656 views
Choose the letter for the correct IUPAC name to the right: Hint: write name first before choosing.
Cl CH3-C-CH2-CH2 CH3
7 answers
asked by
Aba
92 views
Which haloalkane would not undergo β-elimination to form an alkene?
1 answer
asked by
bob
97 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (17)
Acids and Bases
Biochemistry
Biology
Biology/Chemistry
Chemical Reactions
Chemistry
Chemistry and Biochemistry
Chemistry or Science
Chemistry/Biochemistry
Lewis structures
Physical Chemistry
Physical Science
Science
Science (or Chemistry)
Science and Chemistry
Science/Chemistry
Subject Help