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习题练习：Physics Unit28: Quantum Mechanics of Atoms
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 作者: admin    总分: 52分  得分: _____________

答题人: 匿名未登录  开始时间: 23年05月01日 10:59  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The probability of finding an electron in a hydrogen atom is direc:m. + jhs+0j oeo z1lyjf/2mpptly proportionalef /mhy+jp2 1z+:om0ljo. jsp to its

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2#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Heisenberg's Uncertainty i:uhx6(cdhm6es3dfb*0 x i7j Principle.
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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The reason the position on/i5q9ha+yzew j )hqzo 2 kl 8;/n2xlsf a particle cannot be specified with infinite precisionlqqxl/i/y8jn29)kas+ ;ze 52zoh wh n is the

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the accuracy in measuring the yfvumg6h 3voa9;d9*u position of a particle increases, the accuracy in measuring hd9u6 oa*m3vyfg9; vu its velocity will

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the accuracy in measuring the velocity of a particle increases, the accu( n4 tls;44wyj,zu5e+z8xi luls ydu:racy in measuring its positionul isu8ln4:e,s dlz 4jwx yz+ (t5yu;4 will

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The quantity "h-bar" has a va4 h.p w: ivzx11kuq:g)gq d0bcc:tl6ulue of

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principal quantum number caypaar6sxl6q3 2(r dsu m6am t4 x7g7,qn have any integer value ranging from

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The orbital quantum number can have any integec2q ubvz* nl/3sx1,pyr value ranging from

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The magnetic quantum number can have any integer value rangivt,7offd- y h:*t* o hes,. cdhr,93t+eipzh sng from

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The spin quantum numbe1ooa s pcjm8i(1pcl -8r can have values of

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If l = 4, which one of the followisqy(+or0kik3 ng is a possible quantum number for n?

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If n = 5, which one of the following is n:r a .*70buh4)+ zdlq+zet4pemhhtl vot an allowed magnetic quantum number?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave equation for hydrogen has solutions only i0cj;4ogps0rq ve 7+dx6 bolbzo5;vs3f the three quantum numbers $n$, $l$, and $m_l$ meet certain conditions. One of these conditions specifies that n

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave equation for hd; rb .9cpr2cuydrogen has solutions only if the three quantum numbers $n$, $l$, and $m_l$ meet certain conditions. One of these conditions specifies that l

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave equation for hydrogen h/.d1;pfsam a:sqz2 mjas solutions only if the three quantum numbers $n$, $l$, and $m_l$ meet certain conditions. One of these conditions specifies that $m_l$

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In the ground state, the quantum numbeuc .dplf16z 6k4(rnsbrs ($n$, $l$, $m_l$, $m_s$) for hydrogen are, respectively,

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  According to the selection rule, when a photon is emitted or absorbed, transitio7tp2 j:p (kj+qro/p(zl sk*q fns can only occur between state with values /sr qjf p( ql+z(7kjk:2ptp*oof l that differ by

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The number of electro.yx5gsz(* mb22f0 +,fhcxjm0 nyf- hga q9enbns in a neutral atom is called its

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19#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State the Pauli exclusion prp*hn/p7 xdvpwf)j5 :minciple.
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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of an atom's electron configuration, the letters K, L)+ w9p qza7gw6r ;u9q b ;bg-ydsm(txv, M, and N refer to v+g;qx)y 9 w6ut(rsgzdpab-m;7 9qbw

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the maximum number of electrons that px; rv1 9si-lqxii qwrg(i3*2can occupy the $g$ sub shell?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How many possible sets of quantum yt 6xxb 6q2xj,xc.jo9numbers or electron states are there in the $5f$ sub shell?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The elements in the periodic table that have ct w9voo 5x;,0 s38dp78p qj0juhix cenompletely filled shells or subshells are referred jeuv0wo; 9pn ix3, 5808x7st oqc djhpto as

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The elements in the periodic 6xpeu8(fg+;spaq 5 j atable which lack one electron from a filled shell are referreda; 5+86qx sjpeup( afg to as

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The elements in the periodic table which have a single outer s eleczo auvtyf1:bcbg345)tron are referre f)yu 3v1btcboz4:5gad to as

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The word LASER is an qd )7y6vy,exzws:+ada7 8gvl k0kb2 z acronym for

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In order to produce a hologram, one needs, in addition to an object andm98r 3si2hkh c-s3nzs a piece of photographic kz3ci8 m-h 3 ssr9nhs2film,

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a hologram is illuminated with a beabrix 87crey ;is a1m h505mgifb1jl() m of coherent light, it produces

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron inside a hydrogen atom is confined m/)0c :cx44pxjntc 48 jctr luto within a space of about 0.110 nm. If the elecjj lnucm4xct044cr t) xc8p:/tron mass is $9.11 \times 10^{-31} \; kg$, what is the uncertainty in the electron's velocity?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Suppose that the speed of an electron traveling 2000 m/s is known to an ac/6shma y:e+tfyep*3 gcuracy o6m/h p +fy:*3syteage f 1 part in $10^5$ (i.e., within 0.001%). What is the greatest possible accuracy within which we can determine the position of this electron?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A measurement of an electron's sp .kz f(t(gvoj*eed is $2.0 \times 10^6 \; m/s$ and has an uncertainty of 10%. What is the minimum uncertainty in position?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A baseball has mass 143 g and speed 45.0 m/s*4s6onc 2g mfq)jr r /udm3;qv, with the speed known to within 0.100%. What is the minimum uncertainty in the posir qj6sf*4n;mvdc2 /qm3ur) gotion of the baseball?

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The energy of an electron state h o+n9rr 0/vd1q5mhy:u7 +nsab)hx tuoas an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of the lev o u:dx/ 0vutam 1s9o q+y+)bn5hrrn7hel?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is known to be confined to a region of width 0.1 nm. What *tq5 tgv5lsl rse,vu6qy,6 +ris an approximate expression for the least kinetic energy it could have, in eVu6g tt 5,ry5rsv lslv6qq*+e ,?

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The radius of a typical nucleus is a-uotw:u w3 scox4a6s2bout $5.0 \times 10^{-15} \; m$. Assuming this to be the uncertainty in the position of a proton in the nucleus, estimate the uncertainty in the proton's energy (in eV).

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A hydrogen atom is in theqvj3o wu -p 69(8 3fl8xkpvuzn $6h$ state. Determine the principal quantum number.

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A hydrogen atom is i+vy r3u nh/ rdwv-0*;n9h6b rd vrzr.nn the $6h$ state. How many electrons are allowed in this state?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A hydrogen atom is in theyu;is*,; 2+dvseyct oib.- sk $6h$ state. Which of the following could be an orbital quantum number?

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A hydrogen atom is in the xfgo agm/;pn.tzw3;) $6h$ state. Which one of the following is not a magnetic quantum number?

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a hydrogen atom, a given electron has n eu 9 jgp/nt-/pmjlt.; = 7. How many values can l have?

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a hydrogen atom, a given electron has l = 7. How many values candri ():kv jqo( $m_l$ have?

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a hydrogen atom, an electron with n = 7 can ev,qr r7// xnimxist in how many different quantum states?ni rm,rvqx7//

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider ground-state helium holding two electrons in orbit. If one ofud 4u2yv g xe:ni*9q8dfy,x*g the electrons has quant u*un9xyxiqv ddggf8e24:y* ,um numbers ($n$, $l$, $m_l$, $m_s$) of 1, 0, 0, -1/2 respectively, the quantum numbers for the other electron will be

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How many electrons will fit i+3 0: ggocjzsbnto a $4f$ sub shell?

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The values of n and l fon2nn.g * o pzp44x:bscr a $4f$ sub shell are

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A neutral atom has electron /x uaxvwmv4( fa2q19hconfiguration $1s^22s^22p^63s^23p^2$. What element is this?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A neutral atom has an electron configuration o(5j6fbr0l wr ff $1s^22s^22p^63s^23p^2$. What is its atomic number?

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A neutral atom has an electron configuration of )4(m a7manaum$1s^22s^22p^6$. If a neutral atom holds one additional electron, what is the ground state configuration?

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the electron configuration for Li which has three electrons?fmcf1 hx-lc5.g-con j jq g8olgj v9:;m8s:8z

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  High-energy photons are used to bombard an unknown metal. The stl5 (c *mnsy.shrongest peak is found for X-rays with an energy of 66 keV. What is the atomic number(y. hlcn *ssm5 of the metal?

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the shortest-wavelength X-ray photon emitted in an X-ray tube sub2a4w+j - z. ey;vfktyrject to 50 kV24;r .ft-kyjz eyv +wa?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a ruby laser, an electron jumps from a higher energy level to a ly5.1azl dtvse30: v)h1n anl nower one. If the energy difference between the two levels is 1.8 eV, what d)vl 3 nhty:e51.0nz svaa1lnis the wavelength of the emitted photon?

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