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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 directly proportib/wr0zsa i+ ;jonal twzis +br0a/ ;jo 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 Principle./qglt+eq9zs o9 zwi)l 5-0kin
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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 wy)7u8 0 xej-ly,xipzfith infinite precision is th iy7f )y0z-xp,8eujx le

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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 ic1gj,i2lx 7w position of a particle increases, the accuracy in measuring cjix1 liw2 7g,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 particle8bt- p t()dfoj increases, the accuracy in measurbdfj()tp8 to-ing 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 ahinrlg) b0s( h :hq)(l 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 ipml..y;qnar0 b + xpj3nteger 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 rnvomyr y3 ku9am0 w(((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 valueps ay h, o/d.bj*o9v;t 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 numbel5et-po) iviq/4v za1 r 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 thafiinnd7p / l,. my63be 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 the following is not an allowed magnetic quanw63gs5bqos w5tum 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 solutio lj3ad1q)6 sspns only 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 smqu-lk:yba;n r3(i j l+m5r3tolutions 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 has soluti( usgys5a mv;9 o,g3jkons 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 numbero z hcue :s6i)e7lqg3,s ($n$, $l$, $m_l$, $m_s$) 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, whe5 k8 *-gfjwyo)vynpsgw p,/oq zt m/88n a photon is emitted or absorbed, transitions can only occur between state with val p s w88yqfw8ov/)gzt/jm-nk5 go*y p,ues 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 it k*m--m6 .ewwbvyy0uuyhn1on/u v , i1s

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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 z m+h 6c7djy t.gc,q6cprinciple.
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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, niupn s ,-0qp8and N refer tn, ppns8-i uq0o

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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 n)wkktk q(6hbdwko/69 b o1a(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(vg)l8/m ug2lujr el:ed1upml2qyd 1hfb) 3 9 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 hav p( 1ob:psh(hae completely filled shells or subshells are referred ts pb (:(hhaop1o 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 whic2,) hpsczpi 1pzkj(g( h lack one electron from a filled shell are referrhksz gp1( p(2zj)p, cied 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 s*josqhjlz /*sf9)ti b e9o +jz5 /y3rningle outer s electron are referresz )y 5i*oqfshj/zj3tbl o *9/+enj9rd 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 acr 6mbb+s2 hd;udonym 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 a1 blz*q ha riio(64kh;n object and a piece of4 6ir;zoba 1 lk*i(qhh photographic 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 coheren)n 8amzlpmd3- 0mjz 1lt 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)en6ph ;utxin kq)/o -ef2x+e.vw x (y is confined to within a space of about 0.110 nm. If the electrh-pv ;6ofxxuen2(.n +ik)eywte /)qx on 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 electro/wb e44k 0kwcan traveling 2000 m/s is known to an accuracy of 1 pare wbkcwa/440 kt 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 sm8mzp( y:eo6 epeed 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 6,kprg(l0etwv ;qcdlqwf.13/s, with the speed known to within 0.100%.ec , tkr.lfwwg1(p0q; v d6lq3 What is the minimum 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 sta.k 8js(r iy8wpl2( pl;dfe5gnte has an uncertainty of about 0.500 eV. What is the uncertainty dwl ;5iljfp28k( rp(ygs n.8ein 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 be9gbk-0z5s 4x gnkin dt 132tgb8.wllj confined to a region of width 0.1 nm. What is an approximate expression for the least kinetic energy it could have,gtk 0l9.jgnb k 83ild 5gbswt214xzn- 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 nucleusu) cdr8 3nf/cpt7 yd9j 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 theblr//yp1k e)8p m n+hq $6h$ 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 the kn)pbkxcni+ 1 nay49 .$6h$ 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 thel8aev;31 k j1zs voptzsb )o+-v)f 2ms $6h$ 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 thwlsj kl: ;sv(wxe7vf5/2 weo0e $6h$ 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 szt gn0lghw0i dl)t9-zir+* -n = 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 = xpyf/y m tq442cw ax92 :5bloa7. 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 existr aaiu2mh7,c 3 in how many different quanta37uairc mh2 ,um states?

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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 o. c-nl;ctiq3v pt)4dtf the electron 4clv )q-tci;ttn. p3ds 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 wil1/vtal87q53 i.vgaxrpis3 qe l fit 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 p dt:opezjaqj67r;.0l for 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 configuration x2; s ne1parv:shfa,x+d 4.ae$1s^22s^22p^63s^23p^2$. 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 electrongr6,nc,g ta:v+,v lc8ys cs8z 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 elef r.h0fptosz e5::- bdctron 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 electroa z jvg3rkrk* 0m1ckmg1 c5abrc 84m..ns?

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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 c..oifk d:a( m( h i /lgssuf.rm+*j)sbombard an unknown metal. The strongest peak is found for X-rays with an energy of .fodfjc i+.ahu . :(/*sssm li(k)gmr 66 keV. 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-wavelengyng) .of2s ,wsh.v( ;vv/ei+l b(ex coth X-ray photon emitted in an X-ray tube subject to 50 gniye2cx /w h.)v(;lo(.s es+vfvb ,okV?

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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 a8 m4jxx-8jx yt2-nb selectron jumps from a higher energy level to a lower one. If thebxsjn24xx-8m8-y jat energy difference between the two levels is 1.8 eV, what is the wavelength of the emitted photon?

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