Organic Chemistry Test 2 (Chapters 3-4)
9. Which of the following is not a Bronsted-Lowry acid? A) H2O B) (CH3)3N C) NH4+ D) CH3CO2H E) HC≡CH
B) (CH3)3N
An acid, HA, has the following thermodynamic values for its dissociation in water at 27º C: ∆H = -8.0 kJ mol-1; ∆S = -70 kJ K-1mol-1. The ∆G for the process is: A) +29 kJ mol-1 B) +13 kJ mol-1 C) -6.1 kJ mol-1 D) -13 kJ mol-1 E) -29 kJ mol-1
B) 13 kJ mol _1
. What is the simplest alkane, i.e., the one with the smallest molecular weight, which possesses primary, secondary and tertiary carbon atoms? A) 2-Methylpropane B) 2-Methylbutane C) 2-Methylpentane D) 3-Methylpentane E) 2,2-Dimethylbutane
B) 2-Methylbutane
. There are unambiguous common names for all alkyl groups of a particular number of carbon atoms, up to and including this number of carbons. A) 3 B) 4 C) 5 D) 6 E) 7
B) 4
6. Which of these is not a true statement? A) All Lewis bases are also Bronsted-Lowry bases. B) All Lewis acids contain hydrogen. C) All Bronsted-Lowry acids contain hydrogen. D) All Lewis acids are electron deficient. E) According to the Bronsted-Lowry theory, water is both an acid and a base.
B) All Lewis Acids contain hydrogen
Which of the following is a Lewis acid? A) H3O+ B) BF3 C) NF3 D) OH- E) N≡N
B) BF3
. Which reaction will yield CH3CH2-D? A) CH3CH3 + D2O B) CH3CH2Li + D2O C) CH3CH2OLi + D2O D) CH3CH2OH + D2O E) More than one of these
B) CH3CH2Li_ D2O
Which reaction of these potential acids and bases does not occur to any appreciable degree due to an unfavorable equilibrium? A) NaOH (aq) + CH3CH2CH2CO2H B) CH3CH2ONa in ethanol + ethene C) CH3Li in hexane + ethyne D) NaNH2 in liq. NH3 + ethanol E) NaC2H3O2 (aq) + HI
B) CH3CH2ONa in ethanol + Ethene
. Which is the strongest acid? A) CH3CH2OH B) CH3CO2H C) HC≡CH D) CH2=CH2 E) CH3CH3
B) CH3CO2H
Which of the following yields one monosubstituted chloroalkane upon chlorination? A) Isobutane B) Cyclopentane C) Butane D) Propane E) None of these
B) Cyclopentane
According to the Lewis Definition a base is a(n): A.) Proton donor. B) Electron pair donor C) Hydroxide Ion Donor D) Hydrogen ion donor E) Electron pair acceptor
B) Electron pair donor
Which acid-base reaction would not take place as written? A) CH3Li + CH3CH2OH → CH4 + CH3CH2OLi B) HC≡CH + NaOH → HC≡CNa + H2O C) HC≡CNa + H2O→ HC≡CH + NaOH D) CH3OH + NaH→ CH3ONa + H2 E) CH3CO2H + CH3ONa → CH3CO2Na + CH3OH
B) HC≡CH + NaOH → HC≡CNa + H2O
5. Consider the equilibrium PO4(---)+ H2O <----> HPO4--+OH- Which are the Bronsted Lowry bases? A) PO4---, and HPO4-- B) PO4--- and OH- C) PO4---, and H2O D) H20 and OH- E) H2O and HPO4--
B) PO4---, and OH-
In a bicyclic compound, the carbon atoms common to both rings are called
Bridgeheads.
. Adding sodium hydride to ethanol would produce: A) CH3CH2OCH2CH3 + H2 B) CH3CH2OCH2CH3 + NaOH C) CH3CH2ONa + H2 D) CH3CH2Na + NaOH E) CH3CH3 + NaOH
C) CH3CH2OCH2CH3+NaOH
Which is a protic solvent? A) CCl4 B) HCCl3 C) CH3OH D) CH3(CH2)4CH3 E) CH3CH2OCH2CH3
C) CH3OH
Acetic acid dissociates most completely in: A) CCl4 B) Cl2C=CCl2 C) H2O D) (CH3CH2)2O E) the gas phase.
C) H2O
Which of these is not a diprotic acid? A) H2S B) H2SO4 C) H2O D) (COOH)2 E) H2PO4 -
C) H2O
What are the four possible parts of a IUPAC name?
Locant, prefix, parent name, suffix
The process of bond-breaking where each fragment takes away one of the electrons from the bond is called ____________.
Homolysis
Bond polarization that takes place through space and through the bonds of the molecule is called the _____________.
Inductive effect
. Which of the following can be reduced with zinc and aqueous acid to form isohexane? A) 1-Bromo-2-methylpentane B) 2-Bromo-3-methylpentane C) 3-Bromo-3-methylpentane D) 1-Bromo-2,2-dimethylpentane E) 1-Bromo-3,3-dimethylpentane
A) 1-Bromo-2-methylpentane
Why do water-insoluble carboxylic acids dissolve in aqueous sodium hydroxide?
Because they are converted to salts
This species is a carbon-based Lewis acid: A) CH4 B) HCCl3 C) CH3+ D) :CH3- E)CH3
C) CH3+
. A group of acids arranged in order of decreasing acidity is: HNO3 > CH3COOH > C6H5OH > H2O > HC≡CH What is the arrangement of the conjugate bases of these compounds in decreasing order of basicity? A) NO3 B) CH3COO- > C6H5O- > NO3 C) C6H5O- > NO3 - > CH3COO- > C6H5O- > OH- > HC≡C- - > OH- > HC≡C- - > HC≡C- > OH- > CH3COO- - D) HC≡C- > OH- > C6H5O- > CH3COO- > NO3 E) No prediction of relative base strength is possible.
- D) HC≡C- > OH- > C6H5O- > CH3COO- > NO3
When drawing mechanisms, chemists generally use curved arrows. The curved arrow begins with ______________ and points toward ______________. Ans: a lone pair or covalent bond; a site of electron deficiency
A lone pair or covalent bond; site of electron deficieny
The reaction of the Na salt of 3-methyl-1-pentyne with 1-bromo-3-methylbutane produces which of these? A) 3,8-dimethyl-4-nonyne B) 2,7-dimethyl-4-nonyne C) 3,8-dimethyl-5-nonyne D) 3,7-dimethyl-4-nonyne E) 3,7-dimethyl-5-nonyne
A) 3,8-dimethyl-4-nonyne
.What is the conjugate base of ethanol? A) CH3CH2O- B) CH3CH2- C) CH3CH2OH2 D) CH3CH3 E) CH3OCH3
A) CH3CH2O-
Which of the acids below would have the strongest conjugate base? A) CH3CH2OH pKa = 18 B) CH3CO2H pKa = 4.75 C) ClCH2CO2H pKa = 2.81 D) Cl2CHCO2H pKa = 1.29 E) Cl3CCO2H pKa = 0.66
A) CH3CH2OH pKA=18
For the simple hydrides, MHn, pKa values decrease in the order: A) CH4 > NH3 > H2O > H2S > HBr B) HBr > H2S > H2O > NH3 > CH4 C) HBr > H2O > NH3 > H2S > CH4 D) NH3 > H2S > CH4 > H2O > HBr E) H2S > H2O > HBr > NH3 > CH4
A) CH4 > NH3 > H2O > H2S > HBr
Which is the most stable conformation of cyclohexane? A) Chair B) Twist C) Boat D) One-half chair E) Staggered
A) Chair
The twist boat conformation is the preferred conformation for this compound. A) cis-1,4-Di-tert-butylcyclohexane B) trans-1,4-Di-tert-butylcyclohexane C) cis-1,3-Di-tert-butylcyclohexane D) trans-1,2-Di-tert-butylcyclohexane E) None of these
A) Cis-1,4-Di-tert-butylcyclohexane
. Which isomer of C5H10 would you expect to have the smallest heat of combustion? A) Cyclopentane B) Methylcyclobutane C) 1,1-Dimethylcyclopropane D) cis-1,2-Dimethylcyclopropane E) trans-1,2-Dimethylcyclopropane
A) Cyclopentane
Which cycloalkane has the greatest ring strain? A) Cyclopropane B) Cyclobutane C) Cyclopentane D) Cyclohexane E) Cycloheptane
A) Cyclopropane
Adding sodium hydride, NaH, to water produces: A) H2 and NaOH(aq) B) H-(aq) + Na+(aq) C) H3O+(aq) + Na+(aq) D) H3O-(aq) + Na+(aq) E) Na2O + H2
A) H2 and NaOH(aq)
For the reaction: HCN + H2O <-> H30+ + CN- which pair of substances both are bases. A) H2O and CN- B) H3O+ and H2O C) HCN and H3O+ D) HCN and CN- E) H3O+ and CN-
A) H20 and CN-
Which of the following correctly lists the compounds in order of decreasing acidity? A) H2O > HC≡CH > NH3 > CH3CH3 B) HC≡CH > H2O > NH3 > CH3CH3 C) CH3CH3 > HC≡CH > NH3 > H2O D) CH3CH3 > HC≡CH > H2O > NH3 E) H2O > NH3 > HC≡CH > CH3CH3
A) H2O > HC≡CH > NH3 > CH3CH3
As a consequence of the "leveling effect," the strongest acid which can exist in appreciable concentration in aqueous solution is: A) H3O+ B) H2SO4 C) HClO4 D) HCl E) HNO3
A) H3O+
. What is the common name for this compound? CH3 | CH3CHCH2Br A) Isobutyl bromide B) tert-Butyl bromide C) Butyl bromide D) sec-Butyl bromide E) Bromo-sec-butane
A) Isobutyl Bromide
. In the reaction, Na+NH2- + CH3OH → CH3O-Na+ + NH3, stronger base is: A) NaNH2 B) CH3OH C) CH3ONa D) NH3 E) This is not an acid-base reaction.
A) NaNH2
In the most stable conformation of cis-1,4-dimethylcyclohexane, the methyl groups are: A) one axial, one equatorial. B) both axial. C) both equatorial. D) alternating between being both axial and both equatorial. E) None of the above
A) One axial one equatorial
Which isomer would have the largest heat of combustion? A) Propylcyclopropane B) Ethylcyclobutane C) Methylcyclopentane D) Cyclohexane E) Since they are all isomers, all would have the same heat of combustion.
A) Propylcyclopropane
Select the reagents necessary to convert 3-bromohexane into hexane. A) Zn, H3O+ B) CuI C) H2O D) H3O+ E) OH-
A) Zn, H3O+
. When proton transfer reactions reach equilibrium, there have been formed: A) the weaker acid and the weaker base. B) the weaker acid and the stronger base. C) the stronger acid and the weaker base. D) the stronger acid and the stronger base. E) All proton transfers go to completion; they are not equilibrium processes.
A) the weaker acid and the weaker base.
When more than one substituent is present on the parent chain, how do we organize the names of the substituents in the name of the compound?
Alphabetical order
Which of these is the common name for the 1,1-dimethylpropyl group? A) tert-Butyl B) tert-Pentyl C) Isopentyl D) Neopentyl E) sec-Pentyl
B) Tert-Pentyl
. Which conformation of trans-1-isopropyl-3-methylcyclohexane would be present in greatest amount at equilibrium? A) The conformation with the methyl group equatorial and the isopropyl group axial B) The conformation with the methyl group axial and the isopropyl group equatorial C) The conformation with both groups axial D) The conformation with both groups equatorial E) The twist boat conformation.
B) The conformation with the methyl group axial and the isopropyl group equatorial
. The most stable conformation of cis-1-tert-butyl-4-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the twist boat conformation is adopted. Ans: B
B) The methyl group is axial and the tert-butyl group is equatorial
The most stable conformation of cis-1-tert-butyl-2-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the twist boat conformation is adopted.
B) the methyl group is axial and the tert-butyl group is equatorial
The most stable conformation of trans-1-tert-butyl-2-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the molecule is in the half chair conformation.
B) the methyl group is axial and the tert-butyl group is equatorial
A substance that can donate a lone pair of electrons is a ____________ according to ____________ theory.
Base; Lewis
. The synthesis of an alkyne precursor to 2,2-dimethylheptane is accomplished most effectively by the reaction between these two reagents: A) CH3CH2CH2C≡CNa and (CH3)3CBr B) CH3CH2C≡CNa and (CH3)3CCH2Br C) (CH3)3CC≡CNa and CH3CH2CH2Br D) (CH3)3CCH2CH2C≡CH and CH3CH2I E) HC≡CNa and (CH3)3CCH2CH2Br
C)
Which of the following is bicyclo[3.2.2]nonane? (Look at problem 6)
C)
CH3 | CH3 CH2 | | CH3-C-CH2-CH-CH3 | CH3 A) 4-Ethyl-2,2-dimethylpentane B) 2-Ethyl-4,4-dimethylpentane C) 2,2,4-Trimethylhexane D) 3,5,5-Trimethylhexane E) 1-tert-Butyl-2-ethylpropane
C) 2,2,4-Trimethylhexane
What is the IUPAC name for CH3CH2CH-CH-CH2CHCH3 | | | (CH3)(CH3) (CH2) | CH3 A) 6-Ethyl-3,4-dimethylheptane B)2-Ethyl-4,5-dimethylheptane C)3,4,6-Trimetheylloctane D)3,5,6-Trimethylloctane E)2-(1-Methylpropyl)-4-methylhexane
C) 3,4,6-Trimethylheptane
How many compounds with the formula C7H16 (heptanes) contain a single 3° carbon atom? A) 2 B) 3 C) 4 D) 5 E) 6
C) 4
If a 0.01 M solution of a weak acid has a pH of 4.0, the pKa of the acid is: A) 10.0 B) 8.0 C) 6.0 D) 4.0 E) 2.0
C) 6.0
Which of the following is not a Lewis base? A) NH3 B) H- C) BF3 D) H2O E) H3C-
C) BF3
. The compound aniline, C6H5NH2, has weakly basic properties in aqueous solution. In this other solvent, aniline would behave as a strong base. A) CH3OH B) CH3CH2OH C) CF3CO2H D) Liquid NH3 E) CH3(CH2)4CH3
C) CF3CO2H
Why cannot one determine the relative acid strengths of HClO4 and HNO3 using aqueous solutions of these acids? A) The acids are insufficiently soluble for the measurements. B) A more basic solvent than H2O must be used. C) H2O is too basic a solvent for the distinction to be made. D) These oxidizing acids cause redox reactions to occur. E) Actually, the acid strengths can be determined using aqueous solutions.
C) H2O Is too basic a solvent for the distrinction to be made
The conjugate base of sulfuric acid is? A) H3SO4+ B) SO3 C) HSO4- D)H2SO3 E) HSO3-
C) HSO4-
Which of these bases is the strongest one which can be used (and retains its basic character) in aqueous solution? A) OCH3- B) F- C) OH- D) C2H3O2 E) HSO4-
C) OH-
How many alkanes of formula C7H16 possess a quaternary carbon atom? A) 1 B) 2 C) 3 D) 4 E) 5
C)3
. Which combination of reagents is the least effective in generating sodium ethoxide, CH3CH2ONa? A) CH3CH2OH + NaH B) CH3CH2OH + NaNH2 C) CH3CH2OH + NaOH D) CH3CH2OH + CH3Li E) CH3CH2OH + HC≡CNa
C)CH3CH2OH + NaOH
A particular acid has Ka = 2.0 x 10-5 (in aqueous solution). The evaluation of which of these expressions gives the value for pKa? A) 10-14/2.0 x 10-5 B) 10-14(2.0 x 10-5) C) 5 - log 2.0 D) -5 + log 2.0 E) 2.0 x 10-5/10-14
C.) 5- log.20
For the equilibrium CH3NH3(+) + H20 <-> CH3NH2 + H30+ the two substances which are both acids are
CH3NH3+ and H3O+
Heterolytic bond-breaking produces __________.
Charged fragments/ions
The molecule or ion that is formed when an acid loses its proton is called the ______________.
Conjugate base
CH3 | CH3CH2CH2CHCHCH3 | CHCH3 | CH2 | CH3 An IUPAC name for A)5-Methyl-4-(1-methylpropyl) hexane B)2-Methyl-3-(1-methylpropyl) hexane C)2-Methyl-4-(a-methylethyl) Heptane D)5-Methyl-4-(1-methylethyl_ heptane E)
D) 3-Methyl-4-(1-methylethyl) heptane
How many constitutional isomers are possible for the formula C6H14? A) 2 B) 3 C) 4 D) 5 E) 6
D) 5
The most stable conformation of trans-1-tert-butyl-2-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the molecule is in the half chair conformation.
D) Both groups are equatorial
The most stable conformation of trans-1-tert-butyl-4-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the molecule is in the twist boat conformation.
D) Both groups are equatorial
. A product of the reaction, CH3CH2Li + D2O→ is A) CH3CH2OD B) CH3CH2CH2CH3 C) CH2=CH2 D) CH3CH2D E) CH3CH2OCH2CH3
D) CH3CH2D
. Which cycloalkane has the least ring strain? A) Cyclopropane B) Cyclobutane C) Cyclopentane D) Cyclohexane E) Cycloheptane
D) Cyclohexane
The compounds ethane, ethene, and ethyne exhibit this order of increasing acidity: A) Ethyne < ethene < ethane B) Ethene < ethyne < ethane C) Ethane < ethyne < ethene D) Ethane < ethene < ethyne E) Ethene < ethane < ethyne
D) Ethane < Ethene < Ethyne
Based on the position of the central atom in the periodic chart, we predict that the strongest acid of the following is: A) H2O B) H2S C) H2Se D) H2Te
D) H2Te
The least stable conformation of cyclohexane is the: A) boat. B) twist boat. C) chair. D) half-chair. E) twist chair.
D) Half-chair
Which of the following is NOT both a Bronsted-Lowry acid and a Bronsted-Lowry base? A) HSO4(-) B) H2PO4(-) C) HCO3- D) OH- E) SH(-)
D) OH-
Which is an incorrect statement? A) RSH compounds are stronger acids than ROH compounds. B) PH3 is a weaker base than NH3. C) NH2 - is a stronger base than OH-. D) OH- is a stronger base than OR-. E) H- is a stronger base than OR-.
D) OH- is a stronger base than OR-
Which one of the following is a true statement? A) The stronger the acid, the larger is its pKa. B) The conjugate base of a strong acid is a strong base. C) Acid-base reactions always favor the formation of the stronger acid and the stronger base. D) Strong acids can have negative pKa values. E) Hydrogen need not be present in the molecular formula of a Bronsted-Lowry acid.
D) Strong acids can have negative pKa values.
The preferred conformation of cis-3-tert-butyl-1-methylcyclohexane is the one in which: A) the tert-butyl group is axial and the methyl group is equatorial. B) the methyl group is axial and the tert-butyl group is equatorial. C) both groups are axial. D) both groups are equatorial. E) the molecule exists in a boat conformation.
D) both groups are equatorial.
According to Lewis theory, a base is a substance that can _________.
Donate a lone pair of electrons
According to Bronsted-Lowry theory, an acid is a substance that can ____________.
Donate a proton
CH3 | CH3CH2CHCH2CHCHCH3 | | Ch3 CH2CH2CH3 A) 2,5-Dimethyl-3-propylheptane B) 3,6-Dimethyl-5-propylheptane C) 6-Methyl-4-(1-methylethyl)octane D) 2-Methyl-3-(2-methylbutyl)hexane E) 3-Methyl-5-(1-methylethyl)octane
E)
Which of the following pairs of compounds represent pairs of constitutional isomers? A) 2-Methylbutane and pentane B) 2-Chlorohexane and 3-chlorohexane C) sec-Butyl bromide and tert-butyl bromide D) Propyl chloride and isopropyl chloride E) All of the above
E) All of the above.
Which of the following organic compounds is the strongest acid? A) C6H12 pKa = 52 B) CH3CH3 pKa = 50 C) CH3CH2OH pKa = 18 D) CH3CO2H pKa = 5 E) CF3CO2H pKa = 0
E) CF3CO2H pKa = 0
Select the strongest base. A) OH- B) RC≡C- C) NH2 - D) CH2=CH- E) CH3CH2 -
E) CH3CH2
. Which of these is not a Lewis acid? A) AlCl3 B) H+ C) BCl3 D) SO3 E) H2S
E) H2S
. The correct sequence of the ions shown, in order of increasing basicity, is: A) CH3CH2:- < CH2=CH:- < HC≡C:- B) CH3CH2:- < HC≡C:- < CH2=CH:- C) HC≡C:- < CH3CH2:- < CH2=CH:- D) CH2=CH:- < HC≡C:- < CH3CH2:- E) HC≡C:- < CH2=CH:- < CH3CH2:-
E) HC≡C:- < CH2=CH:- < CH3CH2:-
Which of the following is not a conjugate acid - conjugate base pair (in that order)? A) H3PO4, H2PO4 B) HBF4, BF4 C) CH3CH2OH, CH3CH2O- D) H3O+, H2O E)HPO4--,H2PO4-
E) HPO4--,H2PO4-
. Which set contains non-equivalent members? A) Enthalpy and heat content B) Endothermic reaction and +∆H C) Exothermic reaction and -∆H D) Kinetic energy and energy of motion E) High energy and high stability
E) High energy and high stability
The acidity constant, Ka, differs from the equilibrium constant, Keq, for the dissociation of the same acid in water at the same temperature and concentration in what way? A) Ka can be determined experimentally with less accuracy than Keq. B) The two terms are identical numerically. C) Ka is used for strong acids only; Keq for weak acids. D) Ka is the reciprocal of Keq. E) Keq = Ka/[H2O].
E) Keq = Ka/[H2O].
The amide ion, NH2-, is a base which can be used only in which of the solvents shown below: A) CH3OH B) CH3CH2OH C) H2O D) D2O E) Liquid NH3
E) Liquid NH3
What compounds are produced when sodium nitrate is added to a mixture of water and ethanol? A) HNO3 + NaOH B) HNO3 + CH3CH2ONa C) NaOH + CH3CH2ONa D) CH3CH2OCH2CH3 + NaOH E) No reaction occurs.
E) No reaction occurs
Which combination of substances below does not constitute a Lewis acid-Lewis base reaction? A) PH3 + H+ B) Ag+ + NH3/H2O C) BF3 + NH3 D) CH3CH2OCH2CH3 + AlCl3 E) OH- + NH3/H2O
E) OH- and NH3/H20
. Which of the following is an untrue statement? A) The % dissociation of a weak acid increases with increasing dilution of the acid solution. B) The stronger an acid, the weaker its conjugate base. C) The larger the value of Ka for an acid, the smaller the value of its pKa. D) Comparison of the acidity of strong acids in solution requires the use of a solvent less basic than water. E) The stronger the acid, the more positive the value of ∆Gº for the dissociation.
E) The stronger the acid, the more positive the value of ∆Gº for the dissociation.
Neglecting stereochemistry, which of these common group names is ambiguous, i.e., does not refer to one specific group? A) Butyl B) sec-Butyl C) tert-Pentyl D) Neopentyl E) sec-Pentyl
E) sec-Pentyl
What is the fundamental principle of the IUPAC system of nomenclature for organic compounds?
Each different compound should have an unambiguous name.
Addition reactions are characteristic of compounds with ______________
Multiple bonds
. Reagents that seek to react with a proton or some other electron-deficient center are called ____________.
Nucleophiles
Define a protic solvent
One that has a hydrogen atom attached to a strongly electronegative element such as oxygen.
What are the two fundamental types of energy?
Potential energy and kinetic energy
have the same molecular formula and connectivity but different arrangements of atoms in three-dimensional space.
Stereoisomers
. Repulsive interactions between the electron clouds of bonded groups are referred to as
Steric hindrance
The four basic types of reactions are: ________________.
Substitution, addition, elimination, rearrangement.
A compound containing two fused or bridged rings is referred to as a
bicycloalkane
Alkanes in which some or all of the carbon atoms are arranged in a ring are called
cycloalkanes
Which of these species is not amphoteric? A) HC≡C- B) HS- C) NH3 D) CH3- E) HPO4--
d) ch3-
To determine the parent name for an alkane, we begin by finding the
longest continuous chain of carbons
. A compound containing a triple bond between the first two carbons in the chain is called a
terminal alkyne
