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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 d1dhb sr 1y8 lfm-ab1w-irectly proportional to81w m-s1ya drb-1fbh l 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 Princmv(v7vur6 xz w8pct73 opsf45iple.
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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 of a particle cann4nkt 7zy2u z5jot be specified with infinite precision7z25y4 kuzn tj 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 position of a particle increases,jmakxtn ; 54yze5(3rt the accuracy in measuring its vzjky4 tt5;r53n xame(elocity 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 velo )haty1 xk6h+jcity of a particle increases, the accuracy in measuring i )k h1ahyxt6+jts position 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 ul1 2xl-0spfya value 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 can have any inmuhhlk d9(z --xyzp8u (:ris 6teger 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 integer value ramso2 xweo,a4v0frd3zgl.z1rw4 l q+/nging 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 jkj;9v1p0ictc/y l-b ranging 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 number cadi4x.z,k qww umwpg g: q94;8un 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 following is.a0cqhuzy,7 y2qu+yp9o br p5 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 not an allowed magnetpuks/d1) u jm5,l) 8h2 jj vhtdw(fa2eic 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 if the three qu)/: 2l-hd v ky4 xlfe7qakox2pdn w7x6antum 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 hydrogen has solutions only if wrb/ ek/;nzl*w a*3obthe 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 has solutionru ,u; m8j(vlw8 hsogf*p4t )hs 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 i 1xqy0 *niqm*x09bnaiz -mx -m :. .gcrlb(dkquantum numbers ($n$, $l$, $m_l$, $m_s$) 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, wh y ak1*bv3jul:; sxun-en a photon is emitted or absorbed, transitions can ys1 -luxvab3u:n ; k*jonly occur between state with values of 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 electrons in a neutral atom is called its0+v8rl lh8plims v :a7

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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 cmh7ue1ngt7*1 3/hl xd-3av te1k nviprinciple.
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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, M, and N re;uid-kjnajp1mme;- c1j(f +s fer tum(es;n+;md jkcif -j 1ap1-jo

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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 can occupy-: +ui infe9z4eojy a0* str0j 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 numbers or electron statez4nx /+ujs9kn s 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 8fmmemo 3i6sovskth :5. v *s.have completely filled shells or subshells are refer.si f:86o m5oe k.smvvshm*3t red to 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 table which lack one fhhywm5*o n4c5s k7)h electron from a filled shell are referrehk)c5m457 f hyows*hnd 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 el.f+ 0:zb6q 4vi5gnzn hmk2dwkectron are referreddvn+5bk z: fw04hgm2nq6 k z.i 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 acronym fsoj8gbg3vxe4b s4y** or

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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 am3i2y/lygd trke6pz.o:2/ye/g6e d f hologram, one needs, in addition to an object and a piece of photogra2e36t dggdyi ze2e6 yy fprl /km/o:/.phic film,

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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 beam of coleosb5 o(v00 hherent 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 tg v*q9j.3d mif/ ch+/(jzbqwio within a space of about 0.110 nm. Ifhjzw3d m(cbf.9 v/igqiq/j+* the electron 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 kn* flpp 82vfa7s.ibj ;gp)ibs3e2 avi 8own to an accuracy of 1 part i sf8 s;3i*ip)vbplijp 8 gbfa2av.72en $10^5$ (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 speed k7ge 8t:w06ud0kbcge 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 sps n7l+aelc ,f *-kimz2 2kows/eed 45.0 m/s, with the speed known to within 0.100%. What is the minimum uncertainty in-zi2m,/l7se ak* 2n kol+cfsw the position 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 elec, axkfe)h bj67tron state has an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of the6, x7h afkbe)j level?

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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. Whatiailr(,10rkt db t m21ag.:cm is an approximate expressioir:amb12,ti(g md k10lt a .rcn for the least kinetic energy it could have, in eV?

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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 abozvlm/ xcx2vi3zjias75 n-h4deh x72bs)g(:fut $5.0 \times 10^{-15} \; m$. 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 the tqa2jzf5pk +q.(3zzx$6h$ 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 in 78au xvb,mpt,e( ich8the $6h$ 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 theew31n 9gp+,musy 5n tc $6h$ 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 mtq92xe o.q:q$6h$ 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 = 7. How many vs+ i /amvq z/eitu/0qxj5*t )ralues 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 -hz6kwht-t-b6 w7ke yelectron has l = 7. How many values can $m_l$ 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 exist ibq9 l, hm g zkqwzh.vh.com1(+: n(ax0n how many different quantum statesh1xhl( zmkhqgw90v ma,bz o:(c.+n q.?

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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. tegsk9)r;gltxid. 2 2If one of the electrons hi)9s drtktx2;2l . ggeas quantum 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 intj +,cq6,vwzz4i )iu/vjdf 7m ho 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 for az09z2n(b3i 5huudts cshx9n 9 $4f$ 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 electronuzgvkfs kl)rr2*(00g configuration $1s^22s^22p^63s^23p^2$. 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 confhhdu y : n01zu,r +/1talxgvn9iguration of $1s^22s^22p^63s^23p^2$. 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 config ,rm.rztgoef1c +p19 quration of $1s^22s^22p^6$. 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 4 u1luejt 3fq+which has three electrons?

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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 strongest peak if in9 6abh,ry;yfs4wt 8yg*j*s found for X-rays with an energy of 66 keV. What is the atomic n86;sgf*at fyhij*, 9 w ynryb4umber 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-ra1d x1wz,0t2zsvf9 zsl y photon emitted in an X-ray tube subject to 50 sf9twxzz, 12 z0 1ldsvkV?

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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 electo4d)dv4l w zx3 d82mveron jumps from a higher energy level to a lower one. If the energy difference between the two levels is 1.8 eV, what is the wavelength of the emitted v 3m xodwzd24ve8l4)dphoton?

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