Chapter 7 1) The atomic radius of main-group elements generally increases down a group because __________. A) effective nuclear charge increases down a group B) effective nuclear charge decreases down a group C) effective nuclear charge igags down a group !) the principal "uantum number of the valence orbitals increases #) both effective nuclear charge increases down a group and the principal "uantum number of the valence orbitals increases Answer$ ! !iff$ % &age 'ef$ (ec. .* %) Atomic radius generally increases as we move __ ________. A) down a group and from right to left across a period B) up a group and from left to right across a period C) down a group and from left to right across a period !) up a group and from right to left across a period #) down a group+ the period position has no effect Answer$ A !iff$ 1 &age 'ef$ (ec. .* *) Atomic radius generally decreases as we move __________. A) down a group and from right to left across a period B) up a group and from left to right across a period C) down a group and from left to right across a period !) up a group and from right to left across a period #) down a group+ the period position has no effect Answer$ B !iff$ 1 &age 'ef$ (ec. .* ,) f the following which gives the correct order for atomic radius for /g 0a & (i and Ar A) /g 2 0a 2 & 2 (i 2 Ar B) Ar 2 (i 2 & 2 0a 2 /g C) (i 2 & 2 Ar 2 0a 2 /g !) 0a 2 /g 2 (i ( i 2 & 2 Ar #) Ar 2 & 2 (i 2 /g 2 0a Answer$ ! !iff$ 1 &age 'ef$ (ec. .* 3) f the following which gives the correct order for atomic radius for Ca 4 As 5e and a nd 4r A) Ca 2 4 2 As 2 5e 2 4r B) 4r 2 5e 2 As 2 4 2 Ca C) 5e 2 As 2 4r 2 4 2 Ca !) 4 2 Ca 2 5e 2 As 2 4r #) 4r 2 As 2 5e 2 Ca 2 4 Answer$ ! !iff$ 1 &age 'ef$ (ec. .* 6) 7hich one of the following atoms has the largest radius A) 1 Copyright 8 %91% &earson #ducation :nc
B) ; C) ( !) Cl #) 0e Answer$ C !iff$ 1 &age 'ef$ (ec. .* ) f the choices below which gives the order for first ioniation energies A) Cl 2 ( 2 Al 2 Ar 2 (i B) Ar 2 Cl 2 ( 2 (i 2 Al C) Al 2 (i 2 ( 2 Cl 2 Ar !) Cl 2 ( 2 Al 2 (i 2 Ar #) ( 2 (i 2 Cl 2 Al 2 Ar Answer$ B !iff$ 1 &age 'ef$ (ec. ., <) f the choices below which gives the order for first ioniation energies A) 4r 2 (e ( e 2 Br 2 5a 2 5e B) 4r 2 Br 2 (e 2 5e 2 5a C) 5a 2 Br 2 5e 2 4r 2 (e !) 5a 2 5e 2 (e 2 Br 2 4r #) Br 2 (e 2 5a 2 4r 2 5e Answer$ B !iff$ 1 &age 'ef$ (ec. ., =) __________ have the lowest first ioniation energies of the groups listed. A) Al>ali metals B) Transition elements C) ?alogens !) Al>aline earth metals #) 0oble gases Answer$ A !iff$ 1 &age 'ef$ (ec. ., 19) 7hich e"uation correctly represents the first ioniation of phosphorus A) & @g) e- &- @g) B) & @g) &- @g) eC) & @g) & @g) e!) &- @g) & @g) e #) & @g) e- & @g) Answer$ C !iff$ 1 &age 'ef$ (ec. ., 11) 7hich e"uation correctly represents the first ioniation of calcium A) Ca @g) Ca @g) eB) Ca @g) Ca- @g) eC) Ca @g) e- Ca- @g) % Copyright 8 %91% &earson #ducation :nc
!) Ca- @g) Ca @g) e#) Ca @g) e- Ca @g) Answer$ A !iff$ 1 &age 'ef$ (ec. ., 1%) 7hich e"uation correctly represents the first ioniation of copper A) Cu @g) Cu @g) eB) Cu @g) Cu- @g) eC) Cu @g) e- Cu- @g) !) Cu- @g) Cu @g) e#) Cu @g) e- Cu @g) Answer$ A !iff$ 1 &age 'ef$ (ec. ., 1*) (odium is much more more apt to eist as a cation than is chlorine. This is because __________. A) chlorine is a gas and sodium is a solid B) chlorine has a greater electron affinity than sodium do es C) chlorine is bigger than sodium !) chlorine has a greater ioniation energy than sodium does #) chlorine is more metallic than sodium Answer$ ! !iff$ 1 &age 'ef$ (ec. .3 1,) 7hich e"uation correctly represents the electron affinity of calcium A) Ca @g) e- Ca- @g) B) Ca @g) Ca @g) C) Ca @g) Ca- @g)
ee-
!) Ca- @g) Ca @g) e#) Ca @g) e- Ca @g) Answer$ A !iff$ 1 &age 'ef$ (ec. .3 13) 7hich of the following correctly represents the electron affinity of bromine A) Br @g) Br @g) eB) Br @g) e- Br - @g) C) Br % @g) e- Br - @g) !) Br % @g) % e- % Br - @g) #) Br @g) e- Br @g) Answer$ B !iff$ 1 &age 'ef$ (ec. .3 16) 7hich of the following correctly represents the electron affinity of phosphorus A) & @g) & @g) e* Copyright 8 %91% &earson #ducation :nc
B) & @g) e- & @g) C) &, @g) e- & @g) !) &, @g) , e- , &- @g) #) & @g) e- & @g) Answer$ B !iff$ 1 &age 'ef$ (ec. .3 1) f the elements below __________ _________ _ is the most metallic. A) sodium B) barium C) magnesium !) calcium #) cesium Answer$ # !iff$ 1 &age 'ef$ (ec. .6 1<) 7hich one of the following is a metalloid A) 5e B) ( C) Br !) &b #) C Answer$ A !iff$ 1 &age 'ef$ (ec. .6 1=) 7hich one of the following is a metal A) 5e B) ( C) Br !) &b #) C Answer$ ! !iff$ 1 &age 'ef$ (ec. .6 %9) The list that correctly indicates the order of metallic cha racter is __________. A) B 2 0 2 C B) ; 2 Cl 2 ( C) (i 2 & 2 ( !) & 2 ( 2 (e #) 0a 2 4 2 'b Answer$ C !iff$ 1 &age 'ef$ (ec. .6 %1) The list that correctly indicates the order of metallic cha racter is __________. A) (r 2 Ca 2 /g B) ; 2 Cl 2 Br C) C 2 5e 2 (i !) Di 2 0a 2 4 , Copyright 8 %91% &earson #ducation :nc
#) 2 (e 2 ( Answer$ A !iff$ 1 &age 'ef$ (ec. .6 %%) The element in the periodic p eriodic table that loo>s li>e a metal is a poor thermal conductor and acts as an electrical semiconductor is __________. A) (n B) B C) As !) (i #) 5e Answer$ ! !iff$ % &age 'ef$ (ec. .6 %*) 0onmetals can be __________ at room temperature. A) solid li"uid or gas B) solid or li"uid C) solid only !) li"uid only #) li"uid or gas Answer$ A !iff$ 1 &age 'ef$ (ec. .6 %,) 7hich of the following is not a characteristic of metals A) acidic oides B) low ioniation energies C) malleability !) ductility #) These are all characteristics of metals. Answer$ A !iff$ 1 &age 'ef$ (ec. .6 %3) Consider the general valence electron configuration of ns%np3 and the following statements$ @i) #lements #lements with with this this electron electron config configurati uration on are epected epected to form form -1 -1 anions. anions. @ii) #lements #lements with with this electro electron n configuration configuration are are epected epected to have large large positive electron affinities. @iii) @iii) #lements #lements with this electron electron configurati configuration on are nonmetals. nonmetals. @iv) #lements #lements with this this electron electron configuration configuration form form acidic oides. oides. 7hich statements are true A) @i) and @ii) B) @i) @ii) and @iii) C) @ii) and @iii) !) @i) @iii) and @iv) #) All statements are true. Answer$ ! !iff$ % &age 'ef$ (ec. .6 . %6) 7hich of the following traits characteries the al>ali metals A) very high melting point B) eistence as diatomic molecules 3 Copyright 8 %91% &earson #ducation :nc
C) formation of dianions !) the lowest first ioniation energies in a period #) the smallest atomic radius in a period Answer$ ! !iff$ 1 &age 'ef$ (ec. . %) This element is more reactive than lithium and magnesium but less reactive reactive than potassium. This element is __________. A) 0a B) 'b C) Ca !) Be #) ;r Answer$ A !iff$ 1 &age 'ef$ (ec. . %<) Al>ali metals tend to be more reactive than al>aline earth metals because __________. A) al>ali metals have lower densities B) al>ali metals have lower melting points C) al>ali metals have greater electron affinities !) al>ali metals have lower ioniation energies #) al>ali metals are not more reactive than al>aline earth metals Answer$ ! !iff$ 1 &age 'ef$ (ec. . %=) 7hich one of the following beverages bev erages originally contained lithium salts A) Coca-ColaE B) &epsi-ColaE C) 5atoradeE !) 4ool-AidE #) (even-FpE Answer$ # !iff$ 1 &age 'ef$ (ec. . *9) All of the following are ionic compounds ecept __________. A) 4 % B) 0a%(, C) (i% !) Di* 0 #) 0aCl Answer$ C !iff$ 1 &age 'ef$ (ec. . *1) All of the halogens __________. A) eist under ambient conditions as diatomic gases B) tend to form positive ions of several different charges C) tend to form negative ions of several different charges !) ehibit metallic character #) form salts with al>ali metals with the formula /G 6 Copyright 8 %91% &earson #ducation :nc
Answer$ # !iff$ 1 &age 'ef$ (ec. .< *%) ?ydrogen is uni"ue among the elements because __________. 1. :t has only one valence electron. %. :t is the only element element that can emit an atomic atomic spectrum. *. :ts electron is not at all shielded from from its nucleus. ,. :t is the lightest lightest element. 3. :t is the only element element to eist at room temperature as a diatomic gas. gas. A) 1 % * , 3 B) 1 * , C) 1 % * , !) % * , #) * , Answer$ # !iff$ % &age 'ef$ (ec. .<
**) /ost of the elements on the periodic table are __________. A) gases B) nonmetals C) metalloids !) li"uids #) metals Answer$ # !iff$ 1 &age 'ef$ (ec. .6 *,) 7hich periodic table group contains only metals A)
Chapter 8
Basic Concepts of Chemical Bonding
1) The type of compound that is most li>ely to contain a covalent bond is __________. A) one that is composed of a metal from the far left of the periodic table and a nonmetal from the far right of the periodic table B) a solid metal C) one that is composed of only nonmetals !) held together by the electrostatic forces between oppositely charged ions #) There is no general rule to predict covalency in bonds. Answer$ C !iff$ 1 &age 'ef$ (ec. <.* %) f the atoms below __________ is the most electronegative. A) (i Copyright 8 %91% &earson #ducation :nc
B) Cl C) 'b !) Ca #) ( Answer$ B !iff$ 1
&age 'ef$ (ec. <.,
*) f the molecules below the bond bon d in __________ is the most polar. A) ?Br B) ?: C) ?Cl !) ?; #) ?% Answer$ ! !iff$ 1
&age 'ef$ (ec. <.,
,) 7hich of the following has the bonds bon ds correctly arranged in order of increasing polarity A) Be−; /g-; 0-; -; B) -; 0-; Be-; /g-; C) -; Be-; /g-; 0-; !) 0-; Be-; /g-; -; #) /g-; Be-; 0-; -; Answer$ B !iff$ 1 &age 'ef$ (ec. <., 3) The Dewis structure of 0%?% shows __________. A) a nitrogen-nitrogen triple bond B) a nitrogen-nitrogen single bond C) each nitrogen has one nonbonding electron pair !) each nitrogen has two nonbonding electron pairs #) each hydrogen has one nonbonding electron pair Answer$ C !iff$ % &age 'ef$ (ec. <.3 6) There are __________ valence electrons in the Dewis structure of C?*C?%Cl. A) 1, B) 1% C) 1< !) %9 #) 19 Answer$ ! !iff$ * &age 'ef$ (ec. <.3 ) There are __________ valence electrons in the Dewis structure of C?*C?%C?*. A) 1< B) %9 C) %6 !) *% #) *6 < Copyright 8 %91% &earson #ducation :nc
Answer$ C !iff$ *
&age 'ef$ (ec. <.3
<) :n the Dewis symbol for a sulfur atom there are __________ paired and __________ unpaired electrons. A) % % B) , % C) % , !) 9 6 #) 3 1 Answer$ B !iff$ % &age 'ef$ (ec. <.3 =) The Dewis structure of the C?*%- ion is __________. A)
B)
C)
!)
#)
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Answer$ A !iff$ %
&age 'ef$ (ec. <.3
19) :n the nitrite ion @0%-) __________. A) both bonds are single bonds B) both bonds are double bonds C) one bond is a double bond and the the other is a single bond !) both bonds are the same #) there are %9 valence electrons Answer$ ! !iff$ % &age 'ef$ (ec. <.6 11) 'esonance structures differ by __________. A) number and placement of electrons B) number of electrons only C) placement of atoms only !) number of atoms only #) placement of electrons only Answer$ # !iff$ 1 &age 'ef$ (ec. <.6 1%) To convert from one resonance structure to another __________. A) only atoms can be moved B) electrons and atoms can both be moved C) only electrons can be moved !) neither electrons nor atoms can be moved #) electrons must be added Answer$ C !iff$ 1 &age 'ef$ (ec. <.6 1*) ;or resonance forms of a molecule or ion __________. A) one always corresponds to the observed structure B) all the resonance structures are observed in various p roportions C) the observed structure is an average of o f the resonance forms !) the same atoms need not be bonded to each other in all resonance forms #) there cannot be more than two resonance structures for a given species Answer$ C !iff$ 1 &age 'ef$ (ec. <.6 1,) 7hich of the following does not have eight valence electrons A) ClB) Ge 19 Copyright 8 %91% &earson #ducation :nc
C) Ti, !) 'b1 1 #) (r 1 Answer$ # !iff$ %
&age 'ef$ (ec. <.
13) The central atom in __________ does not violate the octet rule. A) (;, B) 4r;% C) C;, !) Ge;, #) :Cl,Answer$ C !iff$ %
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16) The central atom in __________ violates the octet rule. A) 0?* B) (e;% C) B;* !) As;* #) C;, Answer$ C !iff$ %
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1) A valid Dewis structure of __________ cannot be drawn without violating the octet rule. A) 0;* B) Be?% C) (% !) C;, #) (*%Answer$ B !iff$ 1
&age 'ef$ (ec. <.
1<) 7hich atom can accommodate an octet of electrons but doesnHt necessarily have to accommodate an octet A) 0 B) C C) ? !) #) B Answer$ # !iff$ 1 &age 'ef$ (ec. <. 1=) Bond enthalpy is __________. A) always positive B) always negative C) sometimes positive sometimes negative 11 Copyright 8 %91% &earson #ducation :nc
!) always ero #) unpredictable Answer$ A !iff$ 1 &age 'ef$ (ec. <.< %9) 5iven that the average bond energies for C-? and C-Br bonds are ,1* and %6 >IJmol respectively the heat of atomiation of bromoform @C?Br *) is __________ >IJmol. A) 1%,1 B) 6<= C) -6<= !) 1*< #) -1*< Answer$ A !iff$ 1
&age 'ef$ (ec. <.<
%1) f the bonds CKC C=C and CLC the CKC bond is __________. A) strongestJshortest B) strongestJlongest C) wea>estJlongest !) wea>estJshortest #) intermediate in both strength and length Answer$ C !iff$ 1 &age 'ef$ (ec. <.< %%) f the bonds CK0 C= 0 and CL0 the CK0 bond is __________. A) strongestJshortest B) strongestJlongest C) wea>estJshortest !) wea>estJlongest #) intermediate in both strength and length Answer$ ! !iff$ 1 &age 'ef$ (ec. <.< %*) A double bond consists of __________ pairs of electrons shared between two atoms. A) 1 B) % C) * !) , #) 6 Answer$ B !iff$ % &age 'ef$ (ec. <.* %,) A triple bond consists of __________ pairs of electrons shared between two atoms. A) 1 B) % C) * !) , #) 6 Answer$ C !iff$ % &age 'ef$ (ec. <.* 1% Copyright 8 %91% &earson #ducation :nc
%3) :n the molecule below which atom has the largest partial negative charge Cl
| ;- C -Br M : A) Cl B) ; C) Br !) : #) C Answer$ B !iff$ 1
&age 'ef$ (ec. <.,
%6) The ability of an atom in a molecule to attract electrons is best "uantified by the __________. A) paramagnetism B) diamagnetism C) electronegativity !) electron change-to-mass ratio #) first ioniation potential Answer$ C !iff$ 1 &age 'ef$ (ec. <., %) 5iven the electronegativities below which covalent single bond is most polar #lement$ ? C 0 #lectronegativity$ %.1 %.3 *.9 *.3 A) C-? B) 0-? C) -? !) -C #) - 0 Answer$ C !iff$ 1
&age 'ef$ (ec. <.,
%<) A nonpolar bond will form between two __________ atoms of __________ electronegativity. A) different opposite B) identical different C) different different !) similar different #) identical e"ual Answer$ # !iff$ 1 &age 'ef$ (ec. <., %=) The formal charge on nitrogen n itrogen in 0*- is __________.
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A) -1 B) 9 C) 1 !) % #) -% Answer$ C !iff$ %
&age 'ef$ (ec. <.3
*9) The formal charge on sulfur in (,%- is __________ where the Dewis structure of the ion is$
A) -% B) 9 C) % !) , #) -, Answer$ B !iff$ %
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*1) :n the resonance form of oone shown below the formal charge on the central oygen atom is __________.
A) 9 B) 1 C) -1 !) % #) -% Answer$ B !iff$ 1
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*%) ?ow many e"uivalent resonance forms can be drawn for C*%-@carbon is the central atom) A) 1 B) % C) * !) , #) 9 Answer$ C 1, Copyright 8 %91% &earson #ducation :nc
!iff$ 1
&age 'ef$ (ec. <.6
**) Fsing the table of average bond energies below the N? for the reaction is __________ >I.
Bond$ ! @>IJmol)$
CLC <*=
CK C *,<
?K : %==
A) 169 B) -169 C) -%1 !) -6* #) 6* Answer$ C !iff$ 1
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CK : %,9
CK? ,1*
*,) Fsing the table of average bond energies below the N? for the reaction is __________ >I. ?KCLCK? @g) ?K: @g) ?%C C?: @g) Bond$ CLC COC ?K: CK: CK? ! @>IJmol)$ <*= 61, %== %,9 ,1*
A) 396 B) -=*1 C) -396 !) -1%= #) 1%= Answer$ ! !iff$ 1
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*3) Fsing the table of average bond energies below the △? for the reaction is __________ >I. CL @g) %?% @g) ?*CKK? @g) Bond$ CK CO CL CK? ?K? ! @>IJmol)$ *3< == 19% ,1* ,*6 A) %6 B) -%6 C) *3 !) -*3 #) -116 Answer$ # !iff$ 1
K? ,6*
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*6) Fsing the table of bond dissociation energies the N? for the following reaction is ________ __ >I. %?Cl @g) ;% @g) %?; @g) Cl% @g) 13 Copyright 8 %91% &earson #ducation :nc
A) -*3= B) -%%* C) *3= !) %%* #) %9< Answer$ A
Chapter 9
Molecular Geometry and Bonding Theories
1) Cl;* has PT-shapedP geometry. There are __________ non-bonding domains in this molecule. A) 9 B) 1 C) % !) * #) , Answer$ C !iff$ , &age 'ef$ (ec. =.% %) The electron domain and molecular geometry of Br%- is __________. A) tetrahedral trigonal planar B) trigonal planar trigonal planar C) trigonal pyramidal linear !) tetrahedral bent #) trigonal pyramidal seesaw Answer$ ! !iff$ , &age 'ef$ (ec. =.% *) The electron-domain geometry of __________ is tetrahedral. A) CBr , B) &?* C) CCl%Br % !) Ge;, #) all of the above ecept Ge;, Answer$ # !iff$ %
&age 'ef$ (ec. =.%
,) The molecular geometry of the Br*- ion is __________. A) trigonal pyramidal B) trigonal planar C) bent 16 Copyright 8 %91% &earson #ducation :nc
!) tetrahedral #) T-shaped Answer$ A !iff$ % &age 'ef$ (ec. =.% 3) The molecular geometry of the left-most carbon atom in the molecule below is __________. _____ _____.
A) trigonal planar B) trigonal bipyramidal C) tetrahedral !) octahedral #) T-shaped Answer$ C !iff$ 1 &age 'ef$ (ec. =.% 6) The molecular geometry of the right-most carbon in the molecule below is __________. ________ __.
A) trigonal planar B) trigonal bipyramidal C) tetrahedral !) octahedral #) T-shaped Answer$ A !iff$ 1 &age 'ef$ (ec. =.% ) The central iodine atom in the :Cl,- ion has __________ nonbonded electron pairs and __________ bonded electron pairs in its valence shell. A) % % B) * , C) 1 * !) * % #) % , Answer$ # !iff$ 1 &age 'ef$ (ec. =.% <) The central iodine atom in :;3 has __________ unbonded electron pairs and __________ bonded electron pairs in its valence shell. A) 1 3 B) 9 3 C) 3 1 !) , 1 #) 1 , 1 Copyright 8 %91% &earson #ducation :nc
Answer$ A !iff$ 1
&age 'ef$ (ec. =.%
=) The central Ge atom in the Ge;, molecule has __________ unbonded electron pairs and __________ bonded electron pairs in its valence shell. A) 1 , B) % , C) , 9 !) , 1 #) , % Answer$ B !iff$ 1 &age 'ef$ (ec. =.% 19) &Cl3 has __________ electron domains and a __________ molecular arrangement. A) 6 trigonal bipyramidal B) 6 tetrahedral C) 3 s"uare pyramidal !) 3 trigonal bipyramidal #) 6 seesaw Answer$ ! !iff$ * &age 'ef$ (ec. =.% 11) f the molecules below only __________ is polar. A) (b;3 B) As?* C) :% !) (;6 #) C?, Answer$ B !iff$ %
&age 'ef$ (ec. =.*
1%) f the molecules below only __________ is nonpolar. A) C% B) ?% C) 0?* !) ?Cl #) TeCl% Answer$ A !iff$ 1
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1*) f the molecules below only __________ is polar. A) CCl, B) C?, C) (e;, !) (iCl, Answer$ C !iff$ 1
&age 'ef$ (ec. =.* 1< Copyright 8 %91% &earson #ducation :nc
1,) f the molecules below only __________ is nonpolar. A) B;* B) 0;* C) :;* !) &Br * #) BrCl* Answer$ A !iff$ 1
&age 'ef$ (ec. =.*
13) The molecular geometry of the BeCl% molecule is __________ and this molecule is __________. A) linear nonpolar B) linear polar C) bent nonpolar !) bent polar #) trigonal planar polar Answer$ A !iff$ 1 &age 'ef$ (ec. =.* 16) The molecular geometry of the &;* molecule is __________ and this molecule is __________. A) trigonal planar polar B) trigonal planar nonpolar C) trigonal pyramidal polar !) trigonal pyramidal nonpolar #) tetrahedral unipolar Answer$ C !iff$ % &age 'ef$ (ec. =.* 1) The molecular geometry of the BCl* molecule is __________ and this molecule is __________. A) trigonal pyramidal polar B) trigonal pyramidal nonpolar C) trigonal planar polar !) trigonal planar nonpolar #) trigonal bipyramidal polar Answer$ ! !iff$ 1 &age 'ef$ (ec. =.* 1<) The sp% atomic hybrid orbital set accommodates __________ electron domains. A) % B) * C) , !) 3 #) 6 Answer$ B !iff$ 1 &age 'ef$ (ec. =.3 1=) The hybridiations of nitrogen in 0;* and 0?* are __________ and __________ respectively. A) sp% sp% 1= Copyright 8 %91% &earson #ducation :nc
B) sp sp* C) sp* sp !) sp* sp* #) sp% sp* Answer$ ! !iff$ 1
&age 'ef$ (ec. =.3
%9) The hybridiation of the oygen atom labeled y in the structure below is __________. The C--? bond angle is __________.
A) sp 1<9Q B) sp% 19=.3Q C) sp* 19=.3Q !) sp*d% =9Q #) sp =9Q Answer$ C !iff$ % &age 'ef$ (ec. =.3 %1) There are __________ unhybridied p atomic orbitals in an sp-hybridied carbon atom. A) 9 B) 1 C) % !) * #) , Answer$ C !iff$ 1 &age 'ef$ (ec. =.3 %%) There are __________ unhybridied p atomic orbitals in an sp%-hybridied carbon atom. A) 9 B) 1 C) % !) * #) , Answer$ B !iff$ 1 &age 'ef$ (ec. =.3 %*) Ralence bond theory does not address the issue of __________. A) ecited states of molecules B) molecular shape C) covalent bonding !) hybridiation %9 Copyright 8 %91% &earson #ducation :nc
#) multiple bonds Answer$ A !iff$ % &age 'ef$ (ec. =.3 %,) The carbon-carbon S bond in ethylene ?%C=C?% results from the overlap of __________. A) sp hybrid orbitals B) sp* hybrid orbitals C) sp% hybrid orbitals !) s atomic orbitals #) p atomic orbitals Answer$ C !iff$ 1 &age 'ef$ (ec. =.6 %3) The bond in ethylene ?%C=C?% results from the overlap of __________. A) sp* hybrid orbitals B) s atomic orbitals C) sp hybrid orbitals !) sp% hybrid orbitals #) p atomic orbitals Answer$ # !iff$ 1 &age 'ef$ (ec. =.6 %6) A typical triple bond consists of ________ __. A) three sigma bonds B) three pi bonds C) one sigma and two pi bonds !) two sigma and one pi bond #) three ionic bonds Answer$ C !iff$ 1 &age 'ef$ (ec. =.6 %) A typical double bond consists of __________. A) three sigma bonds B) three pi bonds C) one sigma and two pi bonds !) one sigma and one pi bond #) three ionic bonds Answer$ ! !iff$ 1 &age 'ef$ (ec. =.6
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