Concept explainers
(a)
Interpretation:
The structure and condensed formula for a
Concept introduction:
The structure represents the geometry of the molecule. In the condensed formula of a molecule, symbols of atoms are listed in order as they appear in the molecule's structure. It does not show any bond between two atoms in the molecule.
The branches in the molecules are shown in straight line in the condensed formulae.
(b)
Interpretation:
The structure and condensed formula for an ester with formula C6H12O2 is to be drawn.
Concept introduction:
The structure represents the geometry of the molecule. In the condensed formula of a molecule, symbols of atoms are listed in order as they appear in the molecule's structure. It does not show any bond between two atoms in the molecule.
The branches in the molecules are shown in straight line in the condensed formulae.
(c)
Interpretation:
The structure and condensed formula for a compound with formula C2H5NO2 that is both an
Concept introduction:
The structure represents the geometry of the molecule. In the condensed formula of a molecule, symbols of atoms are listed in order as they appear in the molecule's structure. It does not show any bond between two atoms in the molecule.
The branches in the molecules are shown in straight line in the condensed formulae.
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CHEMISTRY-TEXT
- Compounds that contain an N-H group associate by hydrogen bonding. (a) Do you expect this association to be stronger or weaker than that of compounds containing an O-H group? (b) Based on your answer to part (a), which would you predict to have the higher boiling point, 1-butanol or 1-butanamine?arrow_forward(4) Write the structure of the following compounds from their IUPAC names. (a) ethanamide (b) methylethanoate (c) propanoic acid (d) 2-butanone (5) Write the structure of the following ethers and amines from their common names (a) methyl propyl (b) trimethylamine (6) Decide whether the following alcohols are polar or nonpolar (a) CH3CH2CH2CH2CH2CH2CH2OH (b) CH3CH2OHarrow_forwardIdentify which of the statements is/are correct. (i) The molecular formula of the smallest aldehyde is C3H6O, and that of the smallest ketone is also C3H6O. (j) The molecular formula of the smallest carboxylic acid is C2H4O2.arrow_forward
- 3. Draw structures for the following: (a) an acid and an ester having the formula C 2 H 4O 2 (b) 2-alkenes having the formula C 5H 10 (3 isomers) (c) 1° amines having the formula C 4 H 11 N (4 isomers)arrow_forwardDraw the condensed formula or skeletal structural formula for the following compounds: (a) 2,3-dimethylpentanoic acid (b) Ethyl pentanoate (c) N,N-dimethyl-1-propanaminearrow_forwardDraw structural formulas for each of the following: (a) The four primary (1°) amines with the molecular formula C4H11N. (b) The three secondary (2°) amines with the molecular formula C4H11N. (c) The one tertiary (3°) amine with the molecular formula C4H11N.arrow_forward
- Write the products of the following acid-base reactions: (a) CH3OH + H2SO4 ² ? (b) CH3OH + NANH2 2 ? (c) CH3NH3+ Cl- + NaOH ?arrow_forwardPropose structures for amines that fit these descriptions:(a) A secondary amine with formula C5H13N(b) A tertiary amine with formula C6H13N(c) A cyclic quaternary amine that has the formula C6H14N+arrow_forwardIdentify and classify the functional group in each of the following molecules. (a) CH,CH CCH alkane (b) H3C C-0-CH ester (c) CH,CH2NH2 alkyne (d) H;C CH2 CH, ketone (e) CH,CH OCH,CH, ester OH (f) H,C -CH CH, ester (g) CH,CO,H carboxylic acid v (h) CH,CH,CH=CH2 alcohol (i) H,C alkynearrow_forward
- Draw and name all the possible compounds that meet the following descriptions: (a) Esters having the formula C6H1002 (b) Amides having the formula C7H11NOarrow_forwardThe amino acid serine is shown below. What functional groups are present in this molecule as drawn? O || H₂N-CH-C-OH I CH₂ I OH (A) ketone, carboxylic acid, amide (B) ester, alcohol, amine (C) carboxylic acid, amine, alcohol (D) ester, amide, alcoholarrow_forwardThe five parts of question 16 relate to the following three molecules: N-H А в с A (a) Which of the three molecules above are structural isomers? (b) Which of the molecules contains a carbon with linear geometry? (c) Which molecule contains a tertiary amine? (d) Which molecule only contains sp³ hybridized atoms (not including hydrogen)? (e) Which molecule is chiral? Circle the stereocentre in this molecule.arrow_forward
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