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习题练习:Models of Matter A.3 Electron Configurations



 作者: admin   总分: 45分  得分: _____________

答题人: 匿名未登录  开始时间: 23年12月18日 20:42  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  
  What is the maximum number of electrons in the 4p subshell6bfg alpked4:bbfs9 .p (o)(c?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the electron configuration of this orbital diagram?



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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following subshells contains the highest energy?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
What is the term for the region where there is the highest probability of finding an electron?


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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is the correct electron configuration of a typical sodium ion?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is the correct orbital diagram for C?



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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the below gives the correct electron configuration of a $Cr^{3+}$ ion?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which equation represents the second ionization energy for Cu?

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9#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Cobalt is an important cofactor that often inhibits ed a fa-zcd2s4)j0, kmnnzyme activity involved in cellular respiration, such as ,a c ddj04ns)2zm kaf-catalase.
1.Using the complete electron configuration, determine the electron configuration of Co$^{2+}$.  $s^2$  $s^2$  $p^6$  $s^2$  $p^6$  $d^7$
2.Draw the orbital diagram of the 3d electrons of Co.

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which statements about the hydrogen emission spectrum are correct?


  • I.
    The lines converge at higher energies
    II.
    The lines converge at higher frequencies
    III.
    The lines converge at higher wavelengths



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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following statements about $^{51}_{23}V$ are correct?

I. It has 23 protons
II. It has 51 nucleons
III.It has a condensed electron configuration of [Ne]$4s^23d^3$

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12#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Hydrogen exhibits two emission lines, D1 and D2. D1 has atwe1 (3sf8.;gb2e*s rcng iq a wavelength of 656nm and D2 has aaq i* ef8s.(2gs; gtcwern 1b3 frequency $6.17\times10^{14}s^{-1}$.
1.Calculate the frequency of the D1 emission line of hydrogen.  $\times10^{14}s{-1}$
2.Calculate the wavelength of the D2 emission line of hydrogen.  $\times10^{-9}$m
3.Compare the two emission lines, and using the Data Booklet, suggest which of the emission lines is most likely to be red.

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which statement about ionization energies is incorrect?

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14#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  1. 1.State the full electron configurations of an N atom and O atomos6m; nmhl 2eb492m bxfg)7cn.N:  $s^2$  $s^2$  $p^3$ O:  $s^2$  $s^2$  $p^4$
2.Draw the orbital diagrams for an N atom and O atom.
2.Compare and explain the difference between the first ionization energy of oxygen and nitrogen.

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What will happen to the frequency of moving light particles if the wavelength is doubled, assuming the velocity is constant?

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following statements is/are true?
|. The emission spectra are produced from a release of energy of excited electrons
||. No two electrons in one atom have the same set of quantum numbers
|||. The electrons in an orbital must have an opposite spin

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17#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Scandium is a transition metal that can form boths lguge kf3 n*,3ev835,0np t9bncgmg 2+ and 3+ complexes.
1.Draw the electron in boxes notation for the 4s4s and 3d3d electrons in an Sc$^{2+}$ ion.Sc$^{2+}$(g)$\rightarrow$Sc$^{x+}$(g)+e-, x=  
2.State the equation for the third ionization energy of scandium, and indicate which electron is lost.
3.Explain why $[Sc(H_2O)_6]^{2+}$ is coloured whereas $[Sc(H_2O)_6]^{3+}$ forms a colourless aqueous solution.

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18#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Mass spectrometry uses fast-moving electrons to ionize particles and determine the mass-to-charge ratio of an unknown compound.
1.Using the data booklet section 1 and 2, calculate the frequency of an electron with a wavelength of 1.68m.  $\times10^8s^{-1}$
2.Calculate the wavelength of an electron with a frequency of $2.00\times10^8s^{-1}$.  m
3.State the effect of increasing the wavelength on frequency.

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19#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Deuterium is an isotope of hydrogen that contains one proton, one neutron, and one electron.

1. 1.Complete the following table.


Protons Neutrons Electrons
Relative charge        
Relative mass       ~$\frac{1}{1836}$
Location         
2.Using the following data, calculate the relative atomic mass of hydrogen correct to five decimal places, showing your work.
Isotope Relative abundance
Hydrogen-1 99.98%
Deuterium 0.012%
Hydrogen-3
0.008%
2. 1.Describe the emission spectrum of the hydrogen atom.
2.Outline the difference between a continuous spectrum and a line spectrum.
3.Suggest how your answer to (b)(i) shows that energy levels are quantized.



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20#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Cobalt-60 is a radioactive isotope of the element cobalt that is used ;:)z:obkc) jhn(ukt7 z :bqnxto treat thy:hkun)q:x; zbn 7k (bz:tj)o croid cancer.
1. 1.State the full electron configuration of cobalt and chromium.
2.Explain what is special about the electron configuration of chromium.$^{60}_{27}$  
3.State the atomic symbol notation for the cobalt-60 isotope.
One atom of cobalt-60 undergoes beta decay, releasing an electron and energy with a frequency of $7.65\times10^{19}Hz$ to form nickel-60.
2. 1.Using section 1 of the data booklet, calculate the wavelength of energy released from beta decay.  $\times10^{-12}$m
2.Using section 3 (Section 5- 2025 Syllabus) of the data booklet and your answer to (b) (i), deduce the type of electromagnetic radiation emitted.
3. 1.Define orbital.
2.Sketch the shapes of an s-orbital and a p-orbital.

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21#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Each element contains a different arrangeme b+vtnczll 4x v2k50oswb:- e.nt of electrons, and these electron configurations can also be represented using orbital diagrams. Determine the identity of each elemzk4:0 e s.vl52+lcx-tbbnwvo ent described below.
1.$1s^22s^22p^63s^23p^64s^1$   
2.[Ne]$3s^23p^6$  
3.In Period 33 with valence electrons of $3^2$  
4.  

5.An ion with +1 charge, with valence electrons of:
  

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In an atom with many electrons, which set of orbitals is arranged in order of lowest electron energy to highest electron energy?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The successive ionization energies in $kJ mol^{-1}$ for an element in the second period of the periodic table are 800, 2430, 3660, and 25000. Which element is this most likely to be?

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the electron configuration for the $Cu^+$ ion?

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following pairs of terms describe the shape of an s orbital and the relative energy of a d orbital?

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following ionization energies is the largest in magnitude?

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which atoms' orbital diagram does this figure represent?



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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following represents the correct ground state electron configuration of chromium?




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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Molecular oxygen ($O_2$) and ozone ($O_3$) in the atmosphere undergo the following decomposition reactions.

$O_2$ $\rightarrow$O⋅+O⋅
$O_3\rightarrow$$O_2$+O⋅
The reactions occur when the reactant molecules absorb a specific wavelength of light.
Which of the following statements is true?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which statement about the first ionization energies for the elements in period 3 is incorrect?

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31#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  $^{63}Cu$ and $^{65}Cu$ are the two most abundant isotopes of copper.
1. 1.Define isotope.
2.Determine the correct numbers of subatomic particles to complete the following table.


3.Calculate the relative abundances of $^{63}Cu$ and $^{65}Cu$ using section 6 (Section 7- 2025 Syllabus) of the data booklet.Relative abundance of copper-63:  %Relative abundance of copper-65:  %
2.Complete the orbital diagram for the valence electrons in a copper atom and a copper (II) ion.
Copper-63 Copper-65

Number of protons   
Number of electrons   
Number of neutrons   


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32#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Cu is a transition metal commonly usp5lsagytm*xtu 09 ( ,ked in wires.
1.Determine the complete electron configuration of Cu.  $s^2$  $s^2$  $p^6$  $s^2$  $p^6$  $d^{10}$  $s^1$
2.State the condensed electron configuration of $Cu^+$.  $3d^{10}$
3.Determine whether the electron configuration of Cu follows the usual rules of electron configuration.

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which electron transition in the hydrogen atom would produce the shortest wavelength?

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34#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  John is sitting on a beach on a warm summer etu p55yfouc khk-p.s v7y+sof4t(y , 2vening watching the reddish sky ($\lambda$=650nm) while his brother, Eric, is playing with his laser beam with a frequency of $4.60\times10^{14}s^{-1}$.
1.Calculate the frequency of the radiation from the red sky.  $\times10^{14}s^{-1}$.
2.Calculate the wavelength of the laser beam of Eric.  nm
3.Compare the wavelength of the laser beam with the wavelength of the radiation of the red sky.
4.Deduce the colour of the laser beam of Eric.

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35#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider the data below on the successive ioniza jr(xgom(+4gl o g8)ection energies for Al.
Electrons Removed 1 2 3 4
Energy$(kJ mol^{-1})$ 577 1816 2881 11600


1. 1.Explain why the successive ionization energies for an element increase.
2.Explain how the successive ionization energies for aluminium give evidence for its three valence electrons
2.Using sections 1 and 2 of the data booklet, calculate the wavelength of light required to remove an electron from an aluminium atom.  $\times10^{-7}$

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36#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wavelength of light emitted for the n=:btxug k*3y .i$\infty \rightarrow$ 1 transition for an electron in a zinc atom is 296nm.
1. 1.Define first ionization energy.
2.Write an equation that represents the first ionization energy of zinc.
2.Using sections 1 and 2 of the data booklet, calculate the first ionization energy of zinc in $kJ mol^{-1}$.  $kJ mol^{-1}$

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following does NOT have two valence electrons?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How many fully occupied p orbitals are there in selenium, Se, atom?

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which electrons are lost in the formation of a copper (II) ion from a copper atom?

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How many unpaired electrons in the $Mn^{2+}$ ion?

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41#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  1.On the axis below, sketch the trend in first ionization energies for the elems4njgw- crred .rci*x,vg( *+ents in the seco c*v.i 4 +erjwrdg-nxg,sc*r(nd period.


2. 1.Explain the general trend in first ionization energies.
2.Predict whether the first ionization energies for the third period elements will be    their respective elements in the second period.

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42#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Magnesium is an element in group 2 of the periodic table jtcc(q w,oir(v 1k(d/ $s^2$  $s^2$  $p^6$  $s^2$
1.State the full electron configuration for magnesium and the block it can be found in the periodic table.
2.Explain how successive ionization energies can prove that magnesium is in group 2 and period 3 of the periodic table.
3.State the equation for the second ionization energy of magnesium.
4.State an equation for the reaction between magnesium oxide and water, and comment on the pH of the resultant solution.
5.By referring to their relative ionization energies, compare the metallic behavior of magnesium to calcium and beryllium (values from the data booklet are not required).

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Magnetic resonance imaging (MRI) is a common and powerful diagnostic tool commonly used in medicine. Imagers operate at a frequency of approximately $2.00\times10^2 MHz$.

Given the electromagnetic spectrum diagram below, in what region of the spectrum do MRI machines operate?




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44#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Ionization energy data for the elements can be used to provide evidence for en.njg3el uyj oy+t()b-) y7efm ergy levels and sublevels within the atom.joby3yt7lej. - m n()f +u)egy
1.The diagram below shows the amount of energy required to remove the first 10 electrons from a period 3 element.

1.Write an equation that represents the third ionization energy of an element. You can use A as the symbol for the unknown element.
2.The period 3 element is   and explain how the ionization data shown above supports your response.
3.Explain why the ionization data increases as subsequent electrons are removed from the atom
4.Write the electron configuration for the commonly formed ion of this period 3 element.  $s^2$  $s^2$  $p^6$
2.The diagram below shows the first ionization energies of the elements across period 3.

1.Explain how the first ionization data shown can be used to support the existence of the s and p sublevels of period 3.
2.Explain why Argon has such a high first ionization energy.

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45#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The successive ionization eneyc )6 wujtx6ds y4d8ditl5;p- e;ll6jrgies for element X is shown in the table below:
Successive Ionization Energies$(kJ mol{-1})$

1stIE 2ndIE 3rdIE 4thIE 5thIE 6thIE 7th IE 8th IE
1000 2252 3363 4556 7004 8496 27108 31724
1.Write the equation that represents the 2nd ionization energy of element X.
2.Predict the number of valence electrons for element X has   valence electrons and justify your response.
3.Another element, Y, is found below and in the same group as element X in the periodic table. The electronegativity value of element Y is 2.6. Predict a reasonable value for the electronegativity value of element X. Explain your reasoning.

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