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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 findi mn1we*x6 kd1nng an electron in a hydrogen atom is directly proportional to1dw1k*mnn6 xe 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 Principldwsk9ak *g 77be.
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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 cannot be specified with8(o8q awfv4z; tu1lf k infinite precision is the lztk84q(v a;18fw fuo

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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 pdikcdb;jdv ov-j.9g *sj/ .u /article increases, the accuracy in measuring its velocity ws*gk.-/ djdb9v.juvc;d /joiill

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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 abxpkf 0d:01awleo0 x - particle increases, the accuracy in mea 0ek0 w0x-b 1folpadx:suring its 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 a val)f.x.m 75utnlv 3h lrd)54e6cb vorexue 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 integer value rangings 5o1t.d pb;gd 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 r 09ji-daka5:).dfo :wtlystw anging 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 va9s2 cn+d3x vmo9w.gr)-oulz hlue 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 numbe 3; yuy4 wpyw,iwaj*353oz stbr 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 folloxx + 1f)wz)hvlwing 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 not an allowed magnetic quantum num7h- l2pm*b chjber?

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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 onl q 0c.(wi(giz7su-ylpy if 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 hydrogen has solutions only if the three quantum n pv ;5;u kq q61f6cesnauxoy21umbers $n$, $l$, 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 solutions only z.6dqe4jo5 k pif 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 numa0 blk5ch(71kbxw4i9hp bz - mbers ($n$, $l$, $m_l$, $m_s$) 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 emitted29v oury2ch12ts, wya*ms 6ad or absorbed, transitions cuc,d26* msos9 htwyaa v2r12yan only 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 (a b wdd24lpcswtkh:i6q4e9+ kq f5u0in 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 pazfjw ;.7b5ehrinciple.
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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 configu g.6v*rge*ss lration, the letters K, L, M, and N refer tg*v se. *sg6rlo

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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 electr m+kb2f-ce nuvsb(,* g)j-jx/v:ww fpons that can 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 numbers or electrjqn o t z;/lxgu1430meon 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 havo4.8bya--yl n.6 5iptn yvlmas)xec 7e completely filled shells or subshells ayto)lv -4cy.eay p.x 67msna5- b8n lire referred 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 periodicdfpgt8 7+ei9t table which lack one electron from a filled shell ad9i gtf+78p tere referred 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 eleczfnc k,a6uwo6 go3/d9tron are referk/,o 9zwd63ganu cfo 6red 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 ac afdt pa/0tpq03iy)r4(om0oio,2 3gawa,dxm ronym 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 holo / 6c;uld ae7sjlntrhv 2i/)hb/0v/u igram, one needs, in addition to an object and a piece of photographic//d76jvli/u0 vc thr2i/hae lbs); un 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 wvj/+pvv.2.u :kidbzaph*. l a beam 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 :+t,ey;vnkk 2j /xjbi confined to within a space of about 0.110 nm. If the electron masj/ :jn2, yik+;kvextbs 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 or,8ult ms7 1,,glvum cf an electron traveling 2000 m/s is known to an accuracy of 1 part 8s7, tucv,ul ,1 mrmlgin $10^5$ (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 electrovoo2t;asu j gtc-s +ixj(ho, maf7.6;n's speed 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 ja:xn+ *zsgppg;: :wr and speed 45.0 m/s, with the speed known to within 0.100%. What is the minimum *::jpsw:+;gxz ngapr uncertainty in 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 electron state has an uncertainty of about 0.500 eV. What khatj+ 582d0yxxffg;b l ajn z,+ n0)iis the uncgk0z,dnta5h if2+ bxjy a+jf0l ;)8x nertainty in the life-time of the 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 reg u0+ k4x+v cwlj7s/nkwion of width 0.1 nm. What is an approximate expression for the least kinetic energ snxk4cwl7 /++0 kwvjuy 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 ixc6 nc,cc3s .rs about $5.0 \times 10^{-15} \; m$. 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 t2f 1ttmy6 .teche $6h$ 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 7 ;+gv4mhdt0nfb s*jj 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 the oiw 8vr w/6:/rrrf(kb $6h$ 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 rh3uj 5f :5bc+l3bibzh +qdrn*;j. tnthe $6h$ 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 values can l havewjyw6e9u 1z0dt8jc jltb )f-1?

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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. l : scd89z, bh)xt.xtqHow 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 in how many different q:mvpib/p 8*j3z 3 ofjbg*a a9nuantum stz:p bfvo93ma*b* gn ip jj8a/3ates?

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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 electronz/j3gqf 1 (umqs9pg9x+kv xz*s in orbit. If one of the electrog qu93x/pfzg9 ksz+ *j( vx1mqns has 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 q g2i a*ao 0q*9fh:v5ptglg,zfit into 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 fo7p+8v a sb;pdu; ss6mxr 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 configuf4eni2u5 z1 uoration $1s^22s^22p^63s^23p^2$. 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 co*a xgh4oyynyh fe82h ;mpk15a9:,dpznfiguration 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 configuratiryh9vy8t 2f+bz0v)z q*dv 8jwon 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 which r 6g67*ync fnmpcu5 1;tc3kp vhas 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 iu /y q7mt* zdg+m ydgdt -v2xo:v+(n1is found for X-rays with an energy of 66 ke7*+dnv v qy:tmyigo+g( z-2ux1d/tdm V. What is the atomic number 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 phoe : bg+gby mh818-svfyton emitted in an X-ray tube subject to 50 kVb18-8:yg mbvef hgsy+?

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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 jum *6m2xy xdyzszw/)uu d(az*.mps 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 zm*uawy6/2 zxm.z(d dx )uys*the emitted photon?

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