Ch. 2 - Molecular RepresentationsWorksheetSee all chapters
All Chapters
Ch. 1 - A Review of General Chemistry
Ch. 2 - Molecular Representations
Ch. 3 - Acids and Bases
Ch. 4 - Alkanes and Cycloalkanes
Ch. 5 - Chirality
Ch. 6 - Thermodynamics and Kinetics
Ch. 7 - Substitution Reactions
Ch. 8 - Elimination Reactions
Ch. 9 - Alkenes and Alkynes
Ch. 10 - Addition Reactions
Ch. 11 - Radical Reactions
Ch. 12 - Alcohols, Ethers, Epoxides and Thiols
Ch. 13 - Alcohols and Carbonyl Compounds
Ch. 14 - Synthetic Techniques
Ch. 15 - Analytical Techniques: IR, NMR, Mass Spect
Ch. 16 - Conjugated Systems
Ch. 17 - Aromaticity
Ch. 18 - Reactions of Aromatics: EAS and Beyond
Ch. 19 - Aldehydes and Ketones: Nucleophilic Addition
Ch. 20 - Carboxylic Acid Derivatives: NAS
Ch. 21 - Enolate Chemistry: Reactions at the Alpha-Carbon
Ch. 22 - Condensation Chemistry
Ch. 23 - Amines
Ch. 24 - Carbohydrates
Ch. 25 - Phenols
Ch. 26 - Amino Acids, Peptides, and Proteins

Solution: (i) Which compound is less soluble in water: (a) CH 3(CH2)4CH2OH or (b) CH3(CH2)3CH2OH? (Choose one; give the letter.) (ii) Which compound is releases less heat when it is burned: (a) CH 3(CH2)4CH3 or (b) (CH3)3CCH2CH3? (Choose one; give the letter.) (iii) Which compound has the higher boiling point: (a) CH 3(CH2)3CH3 or (b) (CH3)2CHCH(CH3)2? (Choose one; give the letter.) (iv) A Lewis base can also be known as (a) an electrophile, (b) a nucleophile, or (c) a spectator ion ? (Choose one; give the letter.) (v) Which one is the most basic: (a) (CH3)3CO− ; (b) CH3CH2O−; or (c) (CH3)2CHO− ? (Choose one; give the letter.) (vi) Which compound is more oxidized: (a) CH3CO2H or (b) HOCH2CH2OH ? (Choose one; give the letter. If they are the same, give both letters.) (vii) Which one is the molecular formula of a neopentyl group: (a) C5H9 ; (b) C5H10; (c) C5H11 ; or (d) C5H12 ? (Choose one; give the letter.) (viii) Which compound is an alcohol that is not miscible with water: (Choose one; give the letter.) (a) CH3CH2OCH3; (b) CH3CH2CH2OH; or (c) CH3CH2CH2CH2OH ? (ix) What type of alkyl group is a 1-methylcyclohexyl group: (a) primary ; (b) secondary ; (c) tertiary ; or (d) quaternary (Choose one; give the letter.)  (x) Which compound is more soluble in water: (i) CH3CH2CH2OH or (ii) CH3CH2CH2Cl? (Choose one; give the letter.)  

Problem

(i) Which compound is less soluble in water: (a) CH 3(CH2)4CH2OH or (b) CH3(CH2)3CH2OH? (Choose one; give the letter.)

(ii) Which compound is releases less heat when it is burned: (a) CH 3(CH2)4CH3 or (b) (CH3)3CCH2CH3? (Choose one; give the letter.)

(iii) Which compound has the higher boiling point: (a) CH 3(CH2)3CH3 or (b) (CH3)2CHCH(CH3)2? (Choose one; give the letter.)

(iv) A Lewis base can also be known as (a) an electrophile, (b) a nucleophile, or (c) a spectator ion ? (Choose one; give the letter.)

(v) Which one is the most basic: (a) (CH3)3CO ; (b) CH3CH2O; or (c) (CH3)2CHO ? (Choose one; give the letter.)

(vi) Which compound is more oxidized: (a) CH3CO2H or (b) HOCH2CH2OH ? (Choose one; give the letter. If they are the same, give both letters.)

(vii) Which one is the molecular formula of a neopentyl group: (a) C5H9 ; (b) C5H10; (c) C5H11 ; or (d) C5H12 ? (Choose one; give the letter.)

(viii) Which compound is an alcohol that is not miscible with water: (Choose one; give the letter.) (a) CH3CH2OCH3; (b) CH3CH2CH2OH; or (c) CH3CH2CH2CH2OH ?

(ix) What type of alkyl group is a 1-methylcyclohexyl group: (a) primary ; (b) secondary ; (c) tertiary ; or (d) quaternary (Choose one; give the letter.) 

(x) Which compound is more soluble in water: (i) CH3CH2CH2OH or (ii) CH3CH2CH2Cl? (Choose one; give the letter.)