ࡱ> `b_ R bjbj 4&)$$$$$8888T$8x    =??????$zcQ$c$$  $ $ == i)0$,ccj : Lewis Structure Worksheet key This worksheet is to be completed as a cooperative exercise. It will not be graded and will not be collected. Draw the Lewis structure for each of the following ions and molecules. Show the valence electron count include the geometry around the central atom, and the bond angles. Determine the polarity of the bonds (draw the bonds separately and shoe the polarity. If the bond is nonpolar, the write "nonpolar"), Electronegativities: F: 4.0, O: 3.5, N: 3.0, C: 2.5, S: 2.5, I: 2.5, Se: 2.4, As: 2.1, H: 2.1 CS2 Valance e-=16  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img.gif" \* MERGEFORMATINET  Molecular geometry: Linear Bond angle: 180o EN = 2.5 -2.5 = 0 nonpolar bond nonpolar molecule SeF2 Valance e-=20  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img1.gif" \* MERGEFORMATINET  Molecular geometry: bent Bond angle: <109o EN = 4.0 -2.4 = 1.6 polar  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img2.gif" \* MERGEFORMATINET SO2 Valance e-=18  Molecular geometry: bent Bond angle: <120o EN = 3.5 -2.5 = 1.0 polar bond  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img8.gif" \* MERGEFORMATINET  AsO43- Valance e- = 32  Molecular geometry: tetrahedral Bond angle: 109o EN = 3.5 -2.1 = 1.4 polar bond nonpolar molecule  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img9.gif" \* MERGEFORMATINET  NO3-< @ B D F H b d f h j 4 :     * , . V X `bdfhjnprtvɿjIh%Uh%CJaJj" h%B*Uphh%B*phjh%B*Uphjh%H*Ujh%H*Uh%OJQJ^J h%H*jh%Uh%B*H*phh%B*phh%7 8 < D H d h > v   ,  6 Z h$If$Ifgd%gd%$a$gd%hjrv48<(,LP $$Ifa$$IfQkd$$If0\(dd622 l4ayt%2468:<>   "&(*,JLN "$&(*,ؤ幚jA8h%UUh%CJaJj11h%B*Uphj#h%Uh%B*H*phj.h%B*Uphh%B*phjh%B*Uphh%B*H*phh%B*ph h%H*h%9P"&*.vQkd7$$If0\(dd622 l4ayt%$If Valance e-=24  Molecular geometry: Trigonal planar Bond angle: 120o EN = 3.5 -3.0 = 0.5 polar bond  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img14.gif" \* MERGEFORMATINET  H3O+ Valance e-=8  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img13.gif" \* MERGEFORMATINET  Molecular geometry: Trigonal pyrimidal Bond angle: <109o EN = 3.5 -2.1 = 1.4 polar bond  INCLUDEPICTURE "http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img15.gif" \* MERGEFORMATINET  (*TlnprtB D F H J L P R h@ h%CJaJjQh%U h%H*jJh%Uh%B*H*phjsDh%Ujh%Uh%B*H*phh%h%B*ph*,nrJ L P R gd%Qkd@X$$If0\(dd622 l4ayt%$If$If 21h:p1Z/ =!"#$% Ddml  C A~ ?http://www.wsu.edu/~genchem/chem101/notes/wrk04ans.htg/img.gifbw4`NOV}4{_cSDnK4`NOV}4{_cPNG  IHDRi'PLTEh̻"""DDDUUUwww@3f3333f333ff3fffff3f3f̙3f3333f3333333333f3333333f3f33ff3f3f3f3333f3333333f3̙333333f333ff3ffffff3f33f3ff3f3f3ffff3fffffffffff3fffffff3fff̙ffff3fffff3f̙3333f33̙3ff3ffff̙f3f̙3f̙̙3f̙3f3333f333ff3fffff̙̙3̙f̙̙̙3f̙3f3f3333f333ff3fffff3f3f̙3fݠvtRNSS%bKGDH cmPPJCmp0712HsIDATHKVA /Ws#grѹwerI9L (L`hdW\YSP,yi`h9>o2m-Wg}KćBevu`~Y=7KP̾9-rQ_2[=ϛ[Oֿ6NL iIENDB`$$If!vh#vd:V 65d/ /  / 22 l4 yt%DdQ0  # A?"arҍeDL=@=5rҍeDLa<xڽX}l;{;·1vх/R$GT#.4L#S5/vGqSD4%"*ъJUNcBԊJ$7 Y]c ͼ7ޛ7y{nOE U@%qpNT:z u*"@=h#dBn,X:M Mr{u\B2r@>{YJIE;hkxDž/3 1ǎ}05wR8ѿn2h|CUBL 34k]^݂O]+ao`cWc Q UZ3z>/GRl)\t;\ '5bxX(EGf&@gxO36H]욿- yvջRlY[>l;̪1N4E.3k*o yCt'N+|nMёc k+k엨sslF&W;rbl9~/= _#\#Wl‡?=z4CU>N>|֮>s~ޓ:r Wǿ$PKԎAܡrvJ>1&o>vkoO.*p .Ss>{e> =>&~㰿눏9/ݰڰC-gڑ}95:۳ZϿ0?ﴥ81Ƕ׳&Բ<x}|ۯEg[@CW#@/Bً`}gtvAW u*Δaj?+oCn > ʥ>M" %^oA.t.it2ui:9?seY'xj^rEi[轙iW+2iOs 4T}B*d q4_GCE YpqQ/29-FVg='C775%]R4 a4߆h_ε\~l@ܠ%Z2(,yִ7uǿմ1=AfVB8;ȵV6NO_o$K""YY8IzMWtلJqo?͏%f;-)=uB%:hNzsV5~)]'HG5YJ{M6z#oҵw/%5u4/ eC/ .1n>/ZoOA[C'B#H⤵xxt(~64#|R|Ha]"袽fM!s'iXżhHņÂjEQC,u" " gN vVl&0dQ9( l޴3Po>u60Լγ#ө><8'M52xtN,CqIϊ UcET 8_0f:V/pn]C謴Q܉&IENDB`h Dd90  # A?" a7fp7T6^:V  $@= a7fp7T6^:Vp/XE x pT߾f7I%$ AIE Z"&!)N[?Ek) uquO UG8ĉ-$ q{}m.o}{9ܽ+@SX=@`5VMB#c2pQC]dX4Ud.,v,,)XAX8X^|X8L*$P(doג(xk@Xc] +-0' :2셌:G;C|3_/tevc!_a=+/٧Ӝ4 LN!ld#Ӛ-!=~H^F; Ҿ|x VLAϪ݂aZ,2x"^rhaqv:ĒMD%Mrʡg~wyO& 9l<'t_:s>|69K_t&w 66z}698[h0 dCûr,ɭ&.&<>E䘲#4aQԟe$67 Sy1}ctwkCYr%Z^ s/sn1wn=5jn+?H? |WMrX -$bI$AT,Ƭ[h_.~nW_*A-hb:zqc nIV1D۸Bnby"W`-Ә7h[d mQX , bvEq0bńYGdQ,Ƭc];7@|.~|}'GaډٵiQhY1Wk-+.~|_][d~N~eێo/~1try@aG5He9Cs ֒8Y3'AfIWUsdz@r >mgxw`V|]tm/۞}!p 2W$G# ; I=62$l:W˰*.޹USbIǞ ӝw]'L'\,;~r-䞊b=$O91[nEC}se]++*.*(m9~];L-=v*$b|v_7/^.z% v;UmZ l;2Q]fjPY-2( ]cqVeKc;ɟY)U "2 $TV$c5mڂvzeLbH^]{2-V(yyYt9[ P[P;;D6V]דVSAmxL.d:M:R Sf̸nX{4rM_ւfYl q;pG:݉"}J Sdkl[۴&&ߦ[sqeEdXA wUP&:BYr?!=|3JL[;XnTx59B䅺#Iֆ(WWa%34w$%y%"I=txsjJF?.6}˝6](Qu%H3Y6fsKTmU ]ɿ5;]/<dž!'sdp Nqur+;:neԹq8`Gp`{nF=..u>^wd uвg;xf̨"G[PpUHzЉ\fqsW? 5샾= Y3ꂸԅz 00 paˇz|fA=Sؿ: ]fԅq'r. \ QOK=S/PGR Uc#GZPq3_߆%wAzR\ɜqNF{+u{š/]t-<Y̭aY*1mulq-+[[ҦzmYuE}[]gNO0-D(1>X%8)(Q9<@'|g:sF/?ue8߂ SXGF%Q 'D^9`vumq[ %cہE8zzֹǖ܃l&l&Rdzs~` Gi3I'ծnl'Nzvkg8-їf:.Z%T;|xmA7ur"곞ߩ?ԟ7ՇE˴Jk^R5V:KHܤ7ܻ\+8hRFʐrIlx$ۖy3$=9yo$L6v~sׇa_ymp6 QƩj~IIOIW1I8um˘@x)_VSOT"W173DDk"UYOGGUd):әrìg7HK?rɸLqcm#M]/ xnJvz{ǎ>ŰY쯌c?u^tTRtQ { ""Dd?  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