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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 hydrogez:;h)nai ee *jy;ttab51 8h zdn atom is directly proportional to itszi ;dbhta8: ne;eja5y1z t)h*

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2#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Heisenberg's Uncertknf1g id2pgw4. qi -.q4a6jcuainty 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 oh:0nkqn*40z *1rcvj2s yubr jf a particle cannot be specified with infinite precision is k*2yur0jv:brs cjhqnn1 0* z4the

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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, z-m(,ht+ ml.d8m) *wegy 5 ;ilajqtju the accuracy in measuring its velociwi(, d*ml8 jta hqtu)m-egl ;5.jzy+mty 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 8m jcpifyy4*-(fh, xga particle increases, the accuracy in mef ygi*-4 8,jh( fcmpyxasuring 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 ofils:9,d hwp d g+bdlb)is 8*g2

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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 rant d4x(g37(fnd xw. vtjging 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 nu0 dcw6j / 0t/;brjwljumber can have any integer 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 ranging d 4/+1nu jf.xnzjb:yw 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 can hav:omo2liur*bgo,q,a( py x ;6b o( hax0e 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 a possible quantum numhrtr03cscp k ui5:e+5ber 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 follow/,b-h brohubts a*xv 1a3 4t(ting 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 ev 0lbun0ssz8 e5a5 +cthree 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 nt+3v47dicy2j 1y j bqdumbers $n$, $l$, 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 yy171cf1kq l zp,.(l mrobzam1v j9+x 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 numbepzrcid6 d1jiuk 5piu6w- )0 j6 6m4hhgrs ($n$, $l$, $m_l$, $m_s$) 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 ru(p fpc .uja,y2iy,hn6le, when a photon is emitted or absorbed, transitions can only occur between state with(a,j fph,2 i.uyp6ync 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 im02+gdss:e 6yyp-eo j5qk.bqs 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 exclusiovy mg4*+0 voa,n49,qsantnei lrn40 .ag5dzh n 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 confhg; 42c5b icdqiguration, the letters K, L, M, and N refer to b2q4;5gich cd

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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 j5 m/q2e/nsgboccupy 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 i3 (atuekj+p9z n 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 tajh8 wryp,j q6u30imw(ble that have completely filled shells or subshells are referred to asq,y(iw60wmru pj3jh 8

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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 o 1,qhabgc 1*b fwd73jane electron from a filled shell are referred to asaac 1j* hq 3dgf7w1bb,

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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 sp.-ju,i owp4d c*si) +8sksfn electron are refer spkisn -s, )f4cdo*j 8piuw+.red 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 anni;8+p h7iqjs 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 needh cv0trb, /w)j r4h/jxs, in addition to an object and a piece of photographic c t/,hj4rxh/b0 v j)wrfilm,

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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 coherppuawn 9,8n6e ent 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 within a space of about 0.1.hs u i-ukfxw a:;uela1;yq4210 nm. If the electron mass is;uu:14fh-;aaew xusi2lq ky. $9.11 \times 10^{-31} \; kg$, 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 eleu;s., clf drs-ctron traveling 2000 m/s is known to an accuracy of 1 s ldu;c.rfs- ,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 speed islf vus(ly13 2tbt1)ns $2.0 \times 10^6 \; m/s$ 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, w (2/jl3auamb7vxkuubw 7u)s11h t4k rith the speed known to within 0.100%. What is the minimum uncertainty in the position of t )jxu2/1 7tm1kr 4uluhubabw ka v3s(7he 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 fh5b u90 qhau34 os (6pteslcr 8fw2,jeV. What is the uncertainty in the life-time of the8h 2a5 64sw0suhtf 9j obuqep lf3cr(, 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 .6mn-4cbnplg to a region of width 0.1 nm. What is an approximate expression for the least nlgc b6n4.-pmkinetic 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 ihwhoez2afbcl(9u- d;i9 8r: 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 iycb8 4fus webobpy+ 7 ;)kv-0an the $6h$ 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 /+h5gzhhbzq 11 (c95wtiypxd $6h$ 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 *jnl(xly.zsk* 305 bv, 4onhts2vlhz$6h$ 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 i wbx6j*+gnny6 o8nexy 48 wg:hn the $6h$ 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 v,gfba5 )d.;p*n cq4soope5p a alues 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 q8 pgs4l 1fqb4-x1pi k(ddyk 8has 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 in how many differwa;y8sz.y. yt ent quantu. y;yy8sta. zwm 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 elec 9ha pufpa 2qt9s+/u5xtrons in orbit. If one of the electrons has quantum numbers +pqp t99x/ufa5 sauh2($n$, $l$, $m_l$, $m_s$) 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 fitot/8 9 nyy+jkc ,bosu4*dq7mc 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 f 0m x)mne+vy 2j u1jemu.0num9or 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 elect; wwxyzv+slv v4nbky(d-0.pz :bz 4o9ron 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 configuration-(tbh0ajsxm r 3h(2w8 t2vfg;5, ncxfusdhb; 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 ayfwb.9g6j,xfl h0k q6n electron 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 Lge txffi-83k*)ts8w u i 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 m+.ffpg qgle--4d w( serh;ll6etal. The strongest peak is found for X-rays with an energy of 66h-de-(;lre llp.qg4 fgw s+ f6 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-wavelength X-ray photon *-d sm c2op,cfemitted in an X-ray tube subject to sdo2c-c,p f*m 50 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 f 0mruz0xq +y7i l 13cn8c8brbkrom a higher energy level to a lower one. If the eyic+1 0b cmnrb3kzl8u7qr8 x0nergy difference between the two levels is 1.8 eV, what is the wavelength of the emitted photon?

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