. f-5. I , *'' F ),t tr.F - .?7. I I I I i I TRU0NC DH SU'PHAM TP. HCM KI{OA VA'r Li DEi lc6d cqNG Hql xA Hqr cH[' NGHIA vrEr NAN! 6 EQc tgp - Trp clo _ II4nh phrfic =* *'* r f *^o r - 1 *n 'no 1 ct6=+ ln Ug u ,nor_ DE THI HEJ H9C PHAN CO HQC LUqNG TTI NAM TIOC 2008-2009 (Thdi gian ldm bdi 90 phrirkhdng k€ thrri g;"" pnathal' t, = iA I NQi ttung ca tni ciiu t. a) Chring rninrr eiiJhoiin'tu: lO,f f'ollt,r;rrr). n rt6 61r clqng tinh [i, b,,f ._ oin f" r -nQ b) Cho lo6n rri i* = lrb, - 2py. Hdy ri'h c6c giao horin t.i [lr,l,] ,dlt,l-]=o cs'u rI' M$t electron trong nguydn tir hidro c6 tr4ng thiii duoc m6 t6 trdng; hdm sci'g d6 chuAn h6a ; c) v ? ,o ,ep)= # o, , ,> * ft ,osg Rr,(r) . rrong c16 R26(r) =(+)1(r-;),-"r, bdn kinh gohr thri nhdt- a) rinh cic gihtri trung binh (r), (p) ct u electron d tr4ng rh6i trdn. b)'fiiir gia iri rrung'bi' O-nre i-o-oneJ l € .i". *-"' Rzt(,)=(+)1 , l Cho hdrn ri€ng vd ph6 ndng luqng wni) = tprinlz" , En =*F F -o '4 -9' Lyt: E,,+ E*o* En. cria hat Fl,=\,.n- f - J.( -] a- Yi. \ .P i,* dot X ta -r,) p,.,'rurl, *'l d* - ^ J. E" (L- ^JJ ciitn a /^- tC"' I " C" 1 "'t rl rr. s ri g. *] a \/4a-\\-/^ J f''q1* , ^^r /h.*h\'-r Cho cdc har:n , A I /- ^ :6u )'ss =-#. lio = lfi"ose !+n cfiri I tI. rvr€erB*Esffiffi€e*Ehi€ffi0ffi han. b€ r,ins a c6 thd nhiSu loan U(x) = A(;:-i. i,"n v(*\ I bd chinh ndng lucrng d6n bdc 2 cho ciic muc ning I i lugng. I ; C'hi !t: kh6ng ihnqc sfi' li-rlt b D,H . *-& quot;' Rzt(,)=(+)1 , l Cho hdrn ri€ng vd ph6 ndng luqng wni) = tprinlz" , En =*F F -o '4 -9 ' Lyt: E,,+ E*o* En. cria hat Fl,=,.n- f - J.( -] a- Yi =(+)1(r-;) ,-& quot;r, bdn kinh gohr thri nhdt- a) rinh cic gihtri trung binh (r), (p) ct u electron d tr4ng rh6i trdn. b)'fiiir gia iri rrung'bi' O-nre i-o-oneJ. .P i,* dot X ta -r,) p,.,'rurl, *'l d* - ^ J. E" (L- ^JJ ciitn a / ^- tC"' I " C" 1 "'t rl rr. s ri g. *] a /4a- -/ ^ J f''q1*