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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 2;l(c4 7 ,t jcxk4hqise8jih wq8hk +sin a hydrogen atom is directly proportionwhclj c 42ej8sxqhkt(;kh+si7,i q 84al 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 Uncertaintk0rrw48 i f2lx/;ls7z0nd lcvy 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 of a pa4-lsgix f kq;80k wot8yi:,v 6f*v mkwrticle cannot be specified with infinite precision is thevfm6g-,y tk lq is8kow 0*wv ;4fxki:8

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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, the bz:pe *c*tvj1accuracy in measuring its velocity wipzbt*je1:cv *ll

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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 i6 gl-oxqsh6/rw+y6a velocity of a particle increases, the accuracy inx/6qgolryi ws+a6h6- measuring 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 value+. q8r3e-jn. kcxy,qy,d9u ockt 0yqd 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 vj2qhmjc+ p*nvcp 1 (7vup 32qralue 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 integ tkemyzsi:4ebxq+)b32 + 1 lsxer 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 r (cg4 txt ks tv6l80dvr27byk4anging 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 numberwp ahd0yi*;z2p o j (ev0o o+gi,rts85 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 of9rb8iib(3 d7snwow8xgc5b 0d the following 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 thee4b6eex3x 7o,*m qiwi following is not 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 if the p*v8qubvb e(: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 numbers y,z5+xndofpla01 m9j $n$, $l$, 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 if the thre)md*y - mbwfr,e 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 numbalilk,y :88 s8 3m:qfcbut ;zjers ($n$, $l$, $m_l$, $m_s$) 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(t gv.x kzhvuo.6rl(9, when a photon is emitted or absorbed, transitions can on9hk.(6 o v.luv(rxtzg ly 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 v qq6rn9x-f* te5qog-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 exclusi6i731fel6p1n);rbnro stmru on principle.
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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, thtz -b: wuyi ;f*lf) sdgrv(-5ie letters K, L, M, and N refer t bit*rd- (w if:-;y5szufv l)go

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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 o74kd*pjwm2br f electrons 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 electron states are there inqu39)* nhqqls wp( ,nn 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 ta:gyzzgliqu; q (4,3 fxble that have completely filled shells or subshells are r,g;q( i:l3uxgzyq z4feferred 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 electron from a fid7mmggdh ,anwuk 6*y vngk i:(*io6 +0lled shell are ref gkimo0iv, 7 a6ywn6(*+d mg*hgk :underred 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 sinr o,h2fm s+gp.hk6or /5nlb4sgle outer s electron are referred tophb 46,orhl.m+g5kn2s rsf o/ 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 forr )7b-.d4g3cjbkmzrp

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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,uywj x/ph09x34l)na ahi9 cov a09v2 c one needs, in addition to an object and a piece of la 2w4naociau309jvh0 9yc) p 9xx/vhphotographic 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 h vci8j i:5zd ;m,.um nd3ulxn,pa1:g 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 confined to wi,yaga. fnm,9p thin a space of about 0.110 nm. If the electron mass is .f ,pa,nmayg9$9.11 \times 10^{-31} \; kg$, 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 204yoi jldv9i.+ 00 m/s is known to an accuracy of 1 pa jio9yl vi4d+.rt 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 speed is le (sv-vb8 *kl *xgt/n$2.0 \times 10^6 \; m/s$ 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, with the speed known to with5prfl)/ gn(s ain 0.100%. What is the minimum uncertainty i(n p5l)af/grs n 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 statu idvng(9bt0+e has an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of thetng9bui v 0d+( 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,xzz k8gjvk2f 3n l:w1 width 0.1 nm. What is an approximate expression forzj8, zx3kn1f:gwlv k2 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 nuclerk rxpe5:+npu -.v 6vgus is 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 t8a2 iltu +az(m*k .qryhe $6h$ 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 t e:,,nzk2fe mdqq*9rckbll0sil 0 l8 ;he $6h$ 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 ty7 ei,do::.ilgt b *khhe $6h$ 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 ;dpf;l, oa xiw8/y;j n$6h$ 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 hg uhmw/lvgl9 ;hh, :7= 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 4,l )7omkbdrectf,v.(zc y q,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 differlf;6q32w lxwb ent quantum states?x6wfwl q2 ;b3l

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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 orbi:7-qq) gk knjkt. If one of the electrons has quanjkq nk-:7 qk)gtum 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 int (lyk cizdc/itr+s1+ -o 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 a t -prezox(2 1d; 3jv8maki *hx$4f$ 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 electro4 -i s+-xu vqsix,sar9n 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 /of+pme7 d)b/p9iw uyzj 85nyelectron configuration 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 electd 6:, r8jihdzdjlly3.ron configuration 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 has three ept 3fii/g;y j3q:ix( ylectrons?

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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 6bx nuvua -)s8an unknown metal. The strongest peak is found for X-rays with an energy of 66 keV. What is the atomic numbe)-nbus6 vu 8axr 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 su;lg kj0ld8bi3/t n1 nc+,y edlbject to 53 +y k,dl8g/nde t0cil1nljb;0 kV?

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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 levelaf/ z rz3eahupyt):w+r1 n mds) -33hs to a lower one. If the energy difference between the two lezd) s3r3n)-pr w:sm he z1tafa3uyh/+ vels is 1.8 eV, what is the wavelength of the emitted photon?

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