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41) What is the hybridization of the carbon in (CH3)2C?=CHC?N indicated by the asterisk (*)? A) sp B) sp2 C) sp3 D) dsp3 42) What is the molecular geometry around the carbon in (CH3)2C=CHC??N indicated by the asterisk (*)? A) linear B) trigonal planar C) trigonal pyramidal D) tetrahedral 43) Which of the molecules shown below are unsaturated? (1)CH3CH2CH2CH(CH3)2 (2)CH3CH=CHCH(CH3)2 (3)HC?CCH2CH(CH3)2 A) All are unsaturated. B).
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21) Which functional group below represents an aldehyde? A) B) C) D) 22) Which one of the following compounds is an alcohol? A) CH3OCH3 B) CH3COCH3 C) (CH3)2CHOH D) CH3CO2H 23) The functional groups in the molecule below are H2NCH2CO2H A) alkane, amide, and carboxylic acid. B) alkane, amine, and carboxylic acid. C) alkane, amide, ketone, and alcohol. D) alkane, amine,.
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71) Which ion has cis and trans isomers? A) [PdCl3NH3]- B) [Pt(CN)5NH3]- C) [PtCl2(CN)2]2- D) [Pt(C2O4)2]2- 72) Which complex is optically active? A) [CoCl4en]2- B) trans-[CrCl2(en)2]+ C) cis-[CrCl2(en)2]+ D) [PtCl2(NH3)2] 73) Which complex cannot exist as enantiomers? A) [CoCl2(H2O)4]+ B) [Co(en)3]3+ C) cis-[CrCl2(C2O4)2]+ D) [Fe(C2O4)2(en)]- 74) Which definition best describes isomers that are non-superimposable mirror images of each other that rotate plane polarized light to.
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11) Which transition metal has the anomalous ground-state electron configuration: [Kr] 4d10? A) Rh B) Pd C) Ag D) Cd 12) Which of the following species has the ground-state electron configuration [Ar]3d4? A) Ti B) V2+ C) Cr2+ D) Fe2+ 13) Element M has the valence electron configuration 3d6 4s2. What is the valence electron configuration of The M3+ ion? A).
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71) Why are ceramics superior to metals as structural materials? A) Ceramics are easier to fabricate into shapes than metals. B) Ceramics are more malleable than metals. C) Ceramics are more resistant to wear and corrosion than metals. D) Ceramics have greater impact resistance than metals. 72) Which process is used in the fabrication of.
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41) What is the strongest oxidizing agent of the following set: FeO, Fe2O3, Fe3O4, FeO42-? A) FeO B) Fe2O3 C) Fe3O4 D) FeO42- 42) What statement is inconsistent with the chemistry of copper? A) It has a high electrical conductivity and is widely used to make electrical wiring. B) It is commonly found in the elemental state. C).
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22.1   Multiple-Choice Questions 1) Mass defect is the mass lost when A) an atom is formed from individual protons, neutrons, and electrons. B) a nucleus is formed from individual protons and neutrons. C) electrons are removed from an atom. D) electrons are added to an atom. 2) The sum of the masses of the protons and.
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21.1   Multiple-Choice Questions 1) What are the most abundant minerals in the earth's crust? A) aluminosilicates and silicates B) chlorides and iodides C) nitrates and phosphates D) oxides and sulfides 2) What minerals are important commercial sources of metals? A) aluminosilicates and silicates B) chlorides and iodides C) nitrates and phosphates D) oxides and sulfides 3) What is a principal commercial.
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41) Which metal has maximum filling of bonding molecular orbitals and minimal filling of antibonding molecular orbitals in its composite s-d band? A) Au B) Cs C) Re D) W 42) Which substance is the best conductor of electricity? A) diamond B) germanium C) gold D) phosphorus 43) According to band theory, which one of the following metals is expected.
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20.2   Algorithmic Questions 1) Which of the following elements is an inner transition metal? A) Eu B) Fe C) Ru D) Sc 2) What is the ground-state electron configuration for the element  chromium (Z =  24)? A) [Ne] 4s2 3d4 B) [Ar] 4s2 3d4 C) [Ar] 4s1 3d5 D) [Ar] 3d6 3) What is the ground-state electron configuration.
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91) What is the crystal field energy level diagram for the complex [Fe(H2O)6]3+? A) (A) B) (B) C) (C) D) (D) 92) What is the crystal field energy level diagram for the complex [Co(CN)6]3-? A) (A) B) (B) C) (C) D) (D) 93) Which ion would you expect to have the largest crystal field splitting Δ? A) [Fe(CN)6]4- B) [Fe(CN)6]3-.
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61) Write the chemical formula for pentaamminenitritocobalt(III) ion. A) [Co(NO)(NH3)5]3+ B) [Co(NO2)(NH3)5]2+ C) [Co(ONO)(NH3)5]2+ D) [Co(NH3)5(N2O)]2+ 62) What is the correct formula for tetraamminecarbonatoiron(III) chloride? A) (NH3)4[FeCO3]Cl B) [Fe(CO3)(NH3)4]Cl C) [Fe(CO3)(NH3)4]Cl2 D) [Fe(CO3)Cl(NH3)4] 63) The complex cis-[CoCl(NH3)(NH2CH2CH2NH2)2]2+ was resolved into optical isomers in 1911 by Alfred Werner, demonstrating the octahedral geometry of the ion. Name this complex ion. A) cis-chloroammineethylenediaminecobalt(II) ion B).
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21.2   Algorithmic Questions 1) Which substance is the best conductor of electricity? A) arsenic B) boron C) silver D) tellurium 2) Which one of the following metals is expected to have the highest melting point? A) La B) Nb C) Hg D) Pd 3) Which element has the smallest energy band gap? A) B B) I C) K D) S 4) Which one of the following.
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51) What is the name of the following structure? A) tert-butylethyne B) 3, 3-dimethyl-1-pentyne C) 3-ethyl-3-methyl-1-butyne D) trans-ethylmethylbutyne 52) Which of the following is a correct name for an alkyne? A) 3-methyl-2-pentyne B) 5-methyl-3-pentyne C) 2, 2-dimethyl-4-pentyne D) 3, 3-dimethyl-1-pentyne 53) Which compound will exhibit cis-trans isomerism? A) 1, 2-dichloroethane B) 1, 2-dichloroethene C) dichloroethyne D) ethylene 54) The most important synthetic chemical reactions that.
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      129) Which of the above are bidentate ligands? A) All are bidentate. B) (a) and (b) C) (c) and (d) D) None are bidentate. 130) Which of the above are monodentate ligands? A) All are monodentate. B) (a) and (b) C) (c) and (d) D) None are monodentate. 131) Which of the above are ligands that contain two or more.
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21) Which of the following elements has the highest density? A) Cr B) Ni C) Os D) Ta 22) For transition elements, which of the following occurs as the effective nuclear charge increases? A) The atomic radius increases. B) The density increases. C) Both the atomic radius and the density increase. D) The atomic radius decreases and the density.
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The following pictures show the electron populations of the composite s-d bands for four different transition metals.     102) Which metal has the highest melting point? A) metal (1) B) metal (2) C) metal (3) D) metal (4) 103) Which metal has the lowest melting point? A) metal (1) B) metal (2) C) metal (3) D) metal (4) 104) Which is.
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23.1   Multiple-Choice Questions 1) The most important characteristic of carbon atoms for forming organic molecules is A) ability to bond together to form long chains. B) ability to form multiple covalent bonds. C) use of hybrid orbitals. D) A and B 2) Which of the following statements about properties of organic compounds is not correct? A) Most.
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22.2   Algorithmic Questions 1) Carbon-14, which is present in all living tissue, radioactively decays via a first-order process. A one-gram sample of wood taken from a living tree gives a rate for carbon-14 decay of 13.6 counts per minute. If the half-life for carbon-14 is 5715 years, how old is a.
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21) How is slag separated from molten ore in a blast furnace? A) chemical treatment B) density differences C) distillation D) magnetic differences 22) What is the name of the process commonly associated with the isolation and concentration of Al2O3 from the ore bauxite (Al2O3 ? xH2O)? A) basic oxygen process B) bayer process C) contact process D) mond.
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      140) Which of the Co(III) complexes above are enantiomers of each other? A) (A) and (B) B) (C) and (D) C) (A), (B), and (C) D) (A), (B), (C), and (D) 141) Which of the Co(III) complexes above are optically active? A) (A) and (B) B) (C) and (D) C) (A), (B), and (C) D) (A), (B), (C), and.
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20.3   Short Answer Questions 1) Transition elements are located in the ________-block of the periodic table. 2) Inner transition elements are found in the ________-block of the periodic table. 3) Using shorthand notation, the electron configuration of Co3+ is ________. 4) Copper has the anomalous short-hand electron configuration ________. 5) Mn2+ has ________.
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16) Light emitting diodes (LEDs) used in automobile brake lights illuminate 200 milliseconds faster than conventional incandescent brake lights. The faster illumination gives the driver of a trailing car an additional stopping distance of ________ feet at 55 mph. 17) The wavelength of light emitted by the GaP0.40As0.60 LED, which has.
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111) Which picture corresponds to Ag? A) picture (1) B) picture (2) C) picture (3) D) picture (4) 112) Which picture corresponds to Cd? A) picture (1) B) picture (2) C) picture (3) D) picture (4) The following picture shows the electron populations of the bands of MO energy levels for elementary silicon.     113) In this picture the band gap is.
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11) The oxidation state of chromium in Cr2O72- is ________. 12) The highest oxidation state attainable by Mn is ________. 13) The coordination number of platinum in Pt(NH3)2Cl2 is ________. 14) The coordination number of cobalt in [Co(NH3)4Cl2]Cl is ________. 15) The coordination number of chromium in [Cr(EDTA)]- is ________. 16) The.
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      99) Which element indicated on the above periodic table has the electron configuration [Kr] 4d5 5s2? A) element A B) element B C) element C D) element D 100) Which element indicated on the above periodic table has the electron configuration [Xe] 4f7 5d1 6s2? A) element A B) element B C) element C D) element D 101) Which element.
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31) What conditions favor the decomposition of Ni(CO)4 into Ni and CO after equilibrium is established in the reaction Ni(s) + 4 CO(g) ? Ni(CO)4(g) that has both ΔH and ΔS being negative? A) decrease volume B) increase pressure C) increase temperature D) simultaneously increase the pressure and decrease volume 32) Zinc occurs in sulfide.
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19.3   Short Answer Questions 1) Main-group elements are those elements in groups ________ through ________ of the periodic table. 2) The number of metallic elements in period 3 of the periodic table is ________. 3) Elements in period 2 of the periodic table differ markedly from the heavier elements in the same group.
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20.1   Multiple-Choice Questions 1) The number of transition series is A) one B) two C) four D) seven 2) In which blocks of the periodic table are the transition series and inner transition series elements found? A) d, p B) d, f C) s, d D) s, p 3) Which is a third transition series element? A) Al B) Mg C) Pr D) Pt 4) Which.
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51) Which substance has a larger band gap than silicon? A) diamond B) copper C) germanium D) silver 52) Which element has the largest energy band gap? A) C (diamond) B) Si C) Ge D) Sn (white) 53) Which element has the smallest energy band gap? A) C (diamond) B) Ge C) Pb D) Si 54) How would one classify a germanium crystal doped with.
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31) What is the IUPAC name for the continuous carbon chain of C10H22? A) decane B) dipentane C) tenalkane D) tenane 32) What is the IUPAC name for the following compound? A) 1, 3-dimethyl-1-ethylhexane B) 4, 6-dimethyl-6-ethylhexane C) 3, 5-dimethyloctane D) sec-hexylbutane 33) Which of the following compounds is 5-ethyl-4-isopropyl-2-methylnonane? A) B) C) D) 34) Which name is not correct? A).
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81) The complex [Ni(CN)4]2- is diamagnetic and the complex [NiCl4]2- is paramagnetic. What can you conclude about their molecular geometries? A) Both complexes have square planar geometries. B) Both complexes have tetrahedral geometries. C) [NiCl4]2- has a square planar geometry while [Ni(CN)4]2- has a tetrahedral geometry. D) [NiCl4]2- has a tetrahedral geometry while [Ni(CN)4]2-.
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121) Which has the greatest density? A) Y B) Mo C) Rh D) Cd 122) Which has the lowest density? A) Y B) Mo C) Rh D) Cd The third transition series metals are shown below.     123) Which has the highest melting point? A) La B) W C) Os D) Hg 124) Which has the lowest melting point? A) La B) W C) Os D) Hg 125) Which has the largest.
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111) Which has the most negative standard oxidation potential? A) Sc B) V C) Cu D) Zn 112) Based on the variation in Zeff, which M2+ ion should be the strongest reducing agent? A) Ti B) Cr C) Fe D) Zn 113) Based on the variation in Zeff, which M2+ ion should be the weakest reducing agent? A) Ti B) Cr C) Fe D).
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61) The cycloalkane represented by a square is called ________ and has the molecular formula ________. A) cyclopropane, C3H6 B) cyclopropane, C3H8 C) cyclobutane, C4H4 D) cyclobutane, C4H8 62) What are the C–C–C bond angles in cyclopropane and cyclohexane? A) 60° in both molecules B) 60° in cyclopropane and 109.5° in cyclohexane C) 60° in cyclopropane and 120°.
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91) Which of these elements is likely to be extracted from its ore by electrolysis? A) element A B) element B C) element C D) element D Use the picture below to answer the following questions.   92) What diagram would describe the molecular orbital picture for the species Na4? A) diagram (1) B) diagram (2) C) diagram (3) D) diagram.
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