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Clicker Question Which of the following quantities is the largest? A.2.0 km B.2.0 cm C.2.0 mm D.2.0 Gm
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Example 2a. (Clicker Question) The number of significant figures in 400000 m is: A. 1 B. 2 C. 4 D. 6
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Example 2b. (Clicker Question) The number of significant figures in 200.0 mL is: A. 4 B. 3 C. 2 D. 1
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Example 2c. (Clicker Question) The number of significant figures in 0.000105000 g is: A. 2 B. 3 C. 6 D. 9 E.10
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Example 3a. (Clicker Question) 4378.99 to 3 SF is: A.4.38 B.438 C.4380 D. 4380. E.4380.00
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Example 3b. (Clicker Question) 0.004588 to 2 SF is: A.0.0046 B.0.004600 C.46 D. 4600 E.4.6 x 10 -2
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Example 3c. (Clicker Question) 3900000 to 4 SF A.3.900 B.3900 C.3900. D. 3.900 x 10 6 E.3.900 x 10 7
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Example 3d. (Clicker Question) 10 to 5 SF A.1.0000 B.10.000 C.10000. D. 10.000 x 10 -5 E.10.000 x 10 5
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Example 5b. (Clicker Question) 164 lb in kilograms (kg) is: A. 0.164 B. 74.4 C. 360.8 D. 2.624 x 10 3
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Example 5c. (Clicker Question) 700.0 μL in mL is: A.7.000 x 10 -7 mL B.7.000 x 10 -5 mL C.0.7000 mL D.7.000 x 10 5 mL
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Clicker Question Sulfur will most likely __ electrons to become stable. A.gain two B.gain six C.lose two D.lose six
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Clicker Question Magnesium will prefer to __ electrons and will have a __ charge. A.Gain two; -2 B.Gain two; +2 C.Lose two; -2 D.Lose two; +2
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Example 2. (Clicker Question) The chemical formula formed by magnesium ion and chloride ion is: A.MgC l 2 B.Mg 2 C l C.MgC 2 D.Mg 2 C
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Example 2. (Clicker Question) The chemical formula formed by iron (III) ion and chloride ion is: A.FeC l 3 B.Fe 3 C l C.IrC l 3 D.Ir 3 C l
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Example 3b. (Clicker Question) The name of Ba 3 N 2 is: A.Barium nitride B.Barium(III) nitride C.Barium(II) nitride D.Barium nitrogen E.Tribarium dinitrogen
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Example 4c. (Clicker Question) The charge on the transition metal is __. The name of the compound is __. A.+2; vanadium(II) sulfide B.+2; vanadium(II) sulfur C.+4; vanadium(IV) sulfide D.+4; vanadium(IV) sulfur
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Example 4d. (Clicker Question) The charge on the transition metal is __. The name of the compound is __. A.+1; magnesium(I) fluoride B.+1; manganese(I) fluoride C.+7; magnesium(VII) fluoride D.+7; manganese(VII) fluoride
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Example 6. (Clicker Question) The name of PC l 5 is: A.Monophosphorus pentachloride B.Monopotassium pentachloride C.Phosphorus pentachloride D.Potassium pentachloride
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Example 7. (Clicker Question) The chemical formula formed by iron (III) ion and C l O 3 - is: A.FeC l O 4 B.FeC l O 7 C.FeC l 3 O 12 D.Fe(C l O 4 ) 3
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Example 7. (Clicker Question) The chemical formula formed by sodium ion and sulfate ion is: A.NaSO 4 B.Na 2 SO 4 C.Na(SO 4 ) 2 D.Na 2 (SO 4 ) 2 E.NaS 2 O 4
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Example 7. (Clicker Question) The chemical formula formed by iron (II) ion and sulfate ion is: A.FeSO 4 B.FeS 2 O 4 C.Fe 2 (SO 4 ) 2 D.Fe 2 (SO 4 ) 3 E.Fe 3 (SO 4 ) 3
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Example 7. (Clicker Question) The chemical formula formed by iron (III) ion and sulfate ion is: A.FeSO 4 B.Fe 2 (SO 4 ) 2 C.Fe 2 (SO 4 ) 3 D.Fe 3 (SO 4 ) 3 E.Fe 3 S 3 O 4
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Example 8b. (Clicker Question) The name of Mg(C l O 4 ) 2 is: A.Magnesium perchlorate B.Magnesium (II) perchlorate C.Manganese perchlorate D.Manganese (II) perchlorate
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Example 8c. (Clicker Question) The name of Fe(OH) 3 is: A.Iron hydroxide B.Iron (I) hydroxide C.Iron (III) hydroxide D.Iron trihydroxide
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Example 8d. (Clicker Question) The name of NH 4 C l is: A.Ammonium chlorate B.Ammonium chloride C.Nitrogen perchlorate D.Nitrogen tetrahydrogenchloride
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Example 9c. (Clicker Question) The formula mass for MgSO 4 is: A.72.38 amu B.120.38 amu C.151.01 amu D.184.38 amu
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Example 9c. (Clicker Question) The formula mass of lithium sulfate is: A.39.01 amu B.103.01 amu C.109.95 amu D.199.08 amu
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Example 10b. (Clicker Question) The number of moles in 4.32 x 10 22 molecules of aspirin is: A.0.0718 B.13.9 C.7.18 x 10 44 D. 7.18 x 10 46
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Example 11b. (Clicker Question) The no. of moles present in 12.25 g of aspirin (C 9 H 8 O 4 ) is: A.0.04861 mol B.0.06798 mol C.14.71 mol D.2207 mol
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Example 1b. What is the electron geometry around C (a), C (b) and C (c)? A.tetrahedral; tetrahedral; tetrahedral B.tetrahedral; trigonal planar; tetrahedral C.tetrahedral; linear; pyramidal D.tetrahedral; bent; trigonal planar
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Example 1b. What is the molecular shape around C (a), C (b) and C (c)? A.tetrahedral; tetrahedral; tetrahedral B.tetrahedral; trigonal planar; tetrahedral C.tetrahedral; linear; pyramidal D.tetrahedral; bent; trigonal planar
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Example 1c. What is the electron geometry around C (a) and C (b) ? A.linear; linear B.tetrahedral; tetrahedral C.tetrahedral; linear D.bent; bent
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Example 1c. What is the molecular shape around C (a) and C (b) ? A.linear; linear B.tetrahedral; tetrahedral C.tetrahedral; linear D.bent; bent
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Example 1a. (Clicker Question) 102.3 °F in °C is: A.24.8 °C B.39.1 °C C.216 °C D.242 °C
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Example 1b. (Clicker Question) 27.5 °C in °F is: A.47.3 °F B.49.5 °F C.81.5 °F D.107 °F
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Example 2b. (Clicker Question) _____ has a higher boiling point, because _____. A. PH 2 C l, it has dipole forces B. NH 2 C l, it has H-bonding C. PH 2 C l, it has a higher molecular weight D. NH 2 C l, it has dipole forces
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Example 2c. (Clicker Question) _____ has a higher boiling point, because _____. A. GeBr 4, it has dipole forces B. GeH 4, it has H-bonding C. GeBr 4, it has a higher molecular weight D. GeH 4, it has dipole forces
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Example 4. (Clicker Question) 425 mmHg in atm and bar is ____ and ____, respectively. A. 0.559 atm; 0.566 bar B. 0.559 atm; 0.552 bar C. 1.79 atm; 1.81 bar D.3.23 x 10 5 atm; 3.27 x 10 5 bar
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Clicker Question A cylinder with a movable piston has a volume of 150 mL. If the temperature is kept constant, while the pressure inside the cylinder is doubled, the volume of the cylinder: A.Will also be doubled B.Will be halved C.Will be squared D.Will not change
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Clicker Question A balloon has a volume of 150 mL. If the pressure is kept constant, while the temperature is halved, the volume of the balloon: A.Will also be doubled B.Will be halved C.Will be squared D.Will not change
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Example 13. (Clicker Question) Where do you expect your soda to have more bubbles, at the beach or in the mountains? A.At the beach; pressure is higher, hence more dissolved CO 2 B. In the mountains; pressure is higher, hence more dissolved CO 2 C.At the beach; pressure is lower, hence more dissolved CO 2 D.In the mountains; pressure is lower, hence more dissolved CO 2
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Example 3b. (Clicker Question) 150.0 μg/mL in g/L is: A.1.5 x 10 -4 g/L B.1.500 x 10 -4 g/L C.0.015 g/L D.0.15 g/L E.0.1500 g/L
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Example 2b. (Clicker Question) The molecules in 2b are: A.Different bec. they have different chemical formulas B.Different bec. they are structural isomers C.Identical
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Example 2c. (Clicker Question) The molecules in 2c are: A.Different bec. they have different chemical formulas B.Different bec. they are structural isomers C.Identical
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Example 2d. (Clicker Question) The molecules in 2d are: A.Different bec. they have different chemical formulas B.Different bec. they are structural isomers C.Identical
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Example 4c. (Clicker Question) The molecular formula of 4c is: A.C 3 H 6 O 2 B.C 3 H 6 O 3 C.CH 3 CH(OH)CHO D.
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Example 4d. (Clicker Question) The expanded structural formula of 4d is: A.B. C.D.
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Example 4e. (Clicker Question) The expanded structural formula of 4e is: A.B. C.D.
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Example 5c. (Clicker Question) The molecule in 5c: A.YES geom. isomerism; CIS B.YES geom. isomerism; TRANS C.NO geom. isomerism; CIS D.NO geom. isomerism; TRANS E.NO geom. isomerism; no cis/trans
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Clicker Question What will be the condensed structure of butane? A. C. B. D.
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Example 8b. (Clicker Question) The IUPAC name for 8b is: A.2-ethylpentane B.3-ethylpentane C.2-ethylhexane D.3-methylhexane E.4-methylhexane
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Example 8c. (Clicker Question) The IUPAC name of this molecule is: A.2-ethyl-3-methylpentane B.2,3-trimethylpentane C.2,2,3-trimethylpentane D.1-t-butyl-2-methylpentane E.2-t-butyl-3-methylpentane
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Example 8d. (Clicker Question) The IUPAC name for 8d is: A.2-fluoro-3-ethylpentane B.3-ethyl-2-fluoropentane C.3-ethyl-4-fluoropentane D.4-fluoro-3-ethylpentane E.3,3-dimethylpentane
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Example 9c. (Clicker Question) The IUPAC name of 9c is: A.3-isopropyl-2-hexene B.3-isopropyl-1-hexene C.3-propyl-2-hexene D.3-propyl-1-hexene E.3,3-dimethyl-1-hexene
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Example 9d. (Clicker Question) The IUPAC name of 9d is: A.1-iodo-3-pentyne B.1-iodo-4-hexyne C.5-iodo-2-pentene D.5-iodo-2-pentyne E. 6-iodo-2-hexyne
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Example 10b. (Clicker Question) The IUPAC name of 10b is: A.1-propyl-2-methyl-4-isobutylcyclohexane B.1-propyl-2-methyl-4-isobutylhexane C.4-isobutyl-2-methyl-1-propylcyclohexane D.4-isobutyl-2-methyl-1-propylhexane
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Example 11b. (Clicker Question) The IUPAC name of 11b is: A.1-fluoro-2-ethyl-2-cyclohexene B.2-ethyl-1-fluorocyclohexene C.2-ethyl-3-fluorocyclohexene D.3-fluoro-2-ethylcyclohexene
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Example 12b. (Clicker Question) The condensed structure of 3,3-dichloropentane is: A.B. C.D.
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Example 12b. (Clicker Question) Which of the following is NOT a skeletal line structure of 3-ethyl-1-pentene: A.B. C.D.
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Example 12c. (Clicker Question) The skeletal line structure of methylcyclopropane is: A.B. C.D.
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Example 13a. (Clicker Question) The IUPAC name of 13a is: A.1-ethylbenzene B.1-methyltoluene C.ethylbenzene D.methyltoluene
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Example 13b. (Clicker Question) The IUPAC name of 13b is: A.1,2-diethylbenzene B.1,2-ethylbenzene C.1,2-diethyltoluene D.2-ethyltoluene
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Example 13c. (Clicker Question) Which of the following is NOT a name of 13c: A.1-chloro-3-methylbenzene B.3-chlorotoluene C.3-chlorobenzene D.m-chlorotoluene
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Example 3b. (Clicker Question) The IUPAC name of 3b is: A.1,2,3-trimethyl-1-butanol B.1,2,3-trimethyl-2-pentanol C.2-isopropyl-3-methyl-2-butanol D.2,3,4-trimethyl-1-butanol E.3,4-dimethyl-2-pentanol
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Example 4b. (Clicker Question) The common name of 4b is: A.1-ethyl propane ether B.Ethyl propane ether C.Ethyl propyl ether D.Propyl ethyl ether
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Example 4. (Clicker Question) The condensed structure of 4 is: A.B. C.D.
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Example 4b. (Clicker Question) The IUPAC name of 4b is: A.2-ethylphenol B.m-ethylphenol C.o-ethylphenol D.p-ethylphenol
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Example 5. (Clicker Question) The expanded structure of 2,4-dibromophenol is: A.B.C. D.E.
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Example 8b. (Clicker Question) The IUPAC name of 8b is: A.2-ethylbutanal B.2-methylbutanal C.3-ethylpentanal D.3-methylpentanal E.3-ethyl-3-pentanal
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Example 9b. (Clicker Question) The IUPAC name of 9b is: A.1-bromo-3-butanone B.1-bromo-4-pentanone C.4-bromo-2-butanone D.5-bromo-2-pentanone
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Example 11b. (Clicker Question) The IUPAC name of 11b is: A.2,3-dimethylbutanoic acid B.3,4-dimethylhexanoic acid C.3,4-dimethyl-2-hexanoic acid D.2,3-dimethyl-2-hexanoic acid E.2,3-dimethylpentanoic acid
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Example 11. (Clicker Question) The condensed structure of 11 is: A.B. C.D.
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Example 13b. (Clicker Question) The IUPAC name of 13b is: A.Butyl propanoate B.Ethyl propanoate C.Propyl butanoate D.Propyl ethanoate
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Example 14b. (Clicker Question) The IUPAC name of 14b is: A.N-ethylbutanamide B.N-ethylpropanamide C.N-methylbutanamide D.N-methylpropanamide
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Example 14a. (Clicker Question) The skeletal structure of 14a is: A. B. C. D.E.
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Example 17d. (Clicker Question) The IUPAC name of 17d is: A.N-ethyl-N-methyl-3-pentanamine B.N-methyl-N-ethyl-3-pentanamine C.3-ethyl-3-methylpentanamine D.3-methyl-3-ethylpentanamine
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Example 5a. (Clicker Question) The reaction in 5a is __. The surroundings become __. A.endothermic; cooler B.endothermic; warmer C.exothermic; cooler D.exothermic; warmer SO 2 (g) + 2 NaOH (aq) Na 2 SO 3 (aq) + H 2 O ( l ) + 39.3 kcal
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Example 7b. (Clicker Question) The E A and ΔH for the forward reaction is: A.250 kJ; -50 kJ B.250kJ; +50 kJ C.300 kJ; -50 kJ D.300 kJ; +50 kJ E.300 kJ; +250 kJ
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Example 7b. (Clicker Question) The E A and ΔH for the reverse reaction is: A.250 kJ; -50 kJ B.250kJ; +50 kJ C.300 kJ; -50 kJ D.300 kJ; +50 kJ E.300 kJ; +250 kJ
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Example 1b. Clicker Question According to the Bronsted definition, the reactant acid in the reaction below is: NH 3 + H 2 O NH 4 + + OH - A.NH 3 B.H 2 O C.NH 4 + D.OH -
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Example 2. (Clicker Question) The conjugate base of HCO 3 - is: A.CO 3 2- B.CO 3 - C.HCO 3 D.H 2 CO 3 E.H 2 CO 3 +
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Example 2. (Clicker Question) The conjugate acid of HPO 4 2- is: A.PO 4 3- B.HPO 4 - C.H 2 PO 4 - D.H 2 PO 4 E.H 2 PO 4 +
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Example 3. (Clicker Question) The conjugate base of methanoic acid is: A.B. C.D.
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Clicker Question What substances are present at equilibrium for the reaction below? NH 3 + H 2 O NH 4 + + OH - A.None are present B.NH 3 and H 2 O C.NH 4 + and OH - D.NH 3, H 2 O, NH 4 + and OH -
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Clicker Question What substances are present at the end of the reaction for the reaction below? HBr + H 2 O H 3 O + + Br - A.None are present B.HBr and H 2 O C.H 3 O + and Br - D.HBr, H 2 O, H 3 O + and Br -
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Example 8. (Clicker Question) The expanded structure of the organic product in #7 is: A.B. C.D.
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Example 13a. (Clicker Question) The structure of ethanamine at physiological pH is: A.B. C.D.
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Example 13b. (Clicker Question) The structure of ethanoic acid at physiological pH is: A.B. C.D.
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Example 2. (Clicker Question) In #2, the oxidation reaction/s is/are: A.(a) only B.(a), (b) and (c) C.(a) and (c) D.(b) and (c) E.(c) only
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Example 3a. (Clicker Question) The expanded structure of the product in 3a is: A.B. C.D.
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Example 3b. (Clicker Question) The IUPAC name of the product in 3b is: A.cyclopentane B.cyclopentene C.1-cyclopentane D.1-pentene E.pentane
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Example 4c. (Clicker Question) The expanded structure of the final product of 4c is: A.B. C.D. No reaction
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Example 4d. (Clicker Question) The IUPAC name of the final product in 4d is: A.2-methylbutanal B.2-methylpropanal C.2-methylpropanoic acid D.2-methylbutanoic acid E.No reaction
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Example 5a. (Clicker Question) The expanded structure of the product in 5a is: A.B. C.D.
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Example 5b. (Clicker Question) The skeletal line structure of the product in 5b is: A.B. C.D.
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Example 6b. (Clicker Question) How many organic products will the hydration of 2-butene produce? A.Only 1; the –OH is on the 1 st carbon B.Only 1; the –OH is on the 2 nd carbon C.Two; one with an –OH on the 1 st carbon, and another on the 2 nd carbon D.Two; one with an –OH on the 2 nd carbon, and another on the 3 rd carbon
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Example 6c. (Clicker Question) The name of the MAJOR product in 6b is: A.1-propanol B.2-propanol C.2-methyl-1-propanol D.2-methyl-2-propanol E.2-butanol
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Example 7b. (Clicker Question) The name of the product/s in 7b is/are: A.1-butene; 2- butene B.2-butene C.2-methyl-1-butene D.2-methyl-2-butene E.2-methyl-1-butene; 2-methyl-2-butene
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Example 8. (Clicker Question) The structure of the products in #8 at physiological pH is: A.B. C.D.
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Example 9. (Clicker Question) The expanded structure of one of the organic products in #9 is: A.B. C.D.
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Example 10. (Clicker Question) The condensed structure of the product in #10 is: A.B. C.D.
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Example 11a. (Clicker Question) The IUPAC name of the product in 11a is: A.methylethanamide B. methylethanamine C.N-methylethanamide D.N-methylethanamine
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Example 11b. (Clicker Question) The IUPAC name of the product in 11b is: A.N-methyl-N-ethylethanamide B. N-ethyl-N-methylethanamide C.N-isopropylethanamide D.ethylmethyl-2-ethanamide E.ethylmethyl-N-ethanamide
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Example 2b. (Clicker Question) The chiral carbon/s in 2b is: A.X B.Y C.Z D.Y and Z E.None
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Example 2c. (Clicker Question) The chiral carbon/s in 2c is: A.X B.Y C.Z D.Y and Z E.None
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Example 5a. (Clicker Question) The H-bond that occur/s in a secondary structure is/are: A.B. C.D.
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Clicker Question What type of reaction is involved in the formation of a disulfide bond? A.Oxidation B.Reduction C.Hydrolysis D.Esterification
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Clicker Question Denaturation DOES NOT break: A.Peptide bonds B.Hydrogen bonds on backbone C.Disulfide bonds D.Hydrogen bonds on side chain
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Example 4a. (Clicker Question) The anomeric carbon is __; The structure is a/an __ anomer. A.Y; B.Y; C.X; D.X;
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Example 4b. (Clicker Question) The anomeric carbon is __; The structure is a/an __ anomer. A.T; B.T; C.X; D.X;
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Example 6a. (Clicker Question) The glycosidic linkage in 6a is: A. 1 2 B. 1 2 C. 1 4 D. 1 4
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Example 6b. (Clicker Question) The glycosidic linkage in 6b is: A. 1 1 B. 1 1 C. 1 6 D. 1 6
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Example 4. (Clicker Question) Using the delta system, the eicosapentanoic acid would be a Δ__ fatty acid. A.3, 6, 9, 12, 15 B.4, 7, 10, 13, 16 C.5, 8, 11, 14, 17 D.6, 9, 12, 15, 18
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Example 7b. (Clicker Question) Plant cell membranes are more rigid structures compared to animal cell membranes. Which one do you think contains more unsaturated fatty acids? A.Plant cell membranes B.Animal cell membranes
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Example 10b. (Clicker Question) The -oxidation of myristic acid will produce __ acetyl CoA molecules. A.6 B.7 C.8 D.14
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