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类型材料结晶化学习题.doc

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    1、SECTION 11.What are the differences between crystal chemistry and crystallography? And what are they in common?2.Describe the classic model come up with by Rutherford for atomic structure.3.What is the Bohrs postulate? What are the conditions for the stability of atom strcture in Bohrs model?4.How m

    2、any series of line spectum emitted during the discharge of atomic hydrogen? Describe the conditions for each. 5.What are the differences between Quantum mechanics and Classical mechanics?6.Describe the uncertainty principle.7.What is the Schrodingers equation for the motion of a electron?8.What is m

    3、eaning of and 2?9.what is the meaning of particle in a box model?10.what is the meaning of n, l ,m and what is the relationship among them?11.what is the shell, subshell and obital?12.what is the meaning of the node and the node plane?13.describe the Aufbau principle?14.what is the energy principle,

    4、 Pauli exclusion principle, Hunds rule and their physical meaning?15.what is hydrogen-like atoms?16.what is the shapes of orbitals in hydrogen-like atoms?17. What is the Slaters rule?18.describe the order of energy lever in atomic orbitals.19.describe the blocks of the elements in the periodic chart

    5、.20.what is the ferro, antiferro and ferrimagnetic solids?1. For value of n=6, the name of the shell is ( )A. P B. NC. O D. Q2. The number of nodes for the radial function of a 4s electron in hydrogen atom is equal to ( )A. 1 B. 2C. 3 D. 43.For a f subshell, the total angular momentum is ( )A. 1 B.

    6、2C. 3 D. 44. Given that the total angular momentum of an atom is 30, then the angular momentum is ( )A. 2 B. 3C. 5 D. 65. The energy of two electrons in the same orbit named E1 and E2, the relationship between them is ( )A. E1 E2 B. E1E 2C. E1= E2 D. Not sure6. In the hydrogen-like atom, the relatio

    7、nship between E3d and E4s is ( )A. E3d E4s B. E3dE 4sC. E3d= E4s D. Not sure7. The number of electrons can be filled in one orbit is determined by ( )A. n B. lC. m D. S8.the shape of an orbital is determined by ( )A. n B. lC. m D. S9.a 4f electron will not be shielded by a ( ) electron.A. 4s B. 4dC.

    8、 2p D. 5s10. The magnetic moment structure of a crystal solid is like , it should be called ( )A. ferromagnetic B. ferrimagneticC. antiferromagnetic D. no right answer above1. Crystal chemistry describes the atomic structure, bonding and packing. ( )2. Defects in crystal lead to that few crystalline

    9、 lattices are perfect, so they are harmful for the properties of crystalline solids. ( )3. An electron of hydrogen atom jumps from N shell to K shell will emit a photon belonging to visible light. ( )4. The position of an object cant be unambiguous specified both in the quantum mechanics and classic

    10、 mechanics. ( )5. Schrodingers equation is only effective for hydrogen atom or hydrogen-like atom. ( )6. It is possible that there are two electrons having the same quantum numbers, n, l, and m. ( )7. The node represents a point where the value of the radial function is max. ( )8. The Q shell can ho

    11、ld 100 electrons. ( )9. The electrons in the same sub shell cant have the same spin orientation. ( )10. The order of the electron filling is from low energy state to high energy state, such as 3d first and 4s later. ( )1.The number of electrons can be filled in the orbitals with n=6 is 2. For hydrog

    12、en, E1=-13.6eV. When a electron jumps from one orbit( n=5 ) to another( n=3 ), it will (gain or loss) eV energy.3.In the Bohrs postulate, the electron exists in a around the nucleus.4.The assumption of the stationary states was in Bohrs postulate.5. The electron configuration of N atom is (Li atom:

    13、1s22s1, )6. Whether the contour map of 4s byin a hydrogen-like atom is a circle or not? (Y or N). And the contour map of 4s by 2? (Y or N).7.A wave function with discrete quantum number, n, l, and m, describes 8. The atomic radius predicted by the hydrogen-like atomic wave function is than the actua

    14、l atomic radius because of omission of 9. There are s-block elements consisting of atoms with only outside a closed shell.10. primarily determine the nature of the chemical bonding of the atom.1.calculate the effective nucleus charge for a 3d electron Zn atom with electron configuration like 1s22s22

    15、p63s23p63d104s22. The electron configuration of Sc is 1s22s22p63s23p63d14s2, find 3d and 4s.3. Which orbit will the last electron fill for 19K, 3d or 4s? Give your reason.SECTION 21.What is the valence electron?2.What is the chemical bonds?3.Why the chemical properties of molecules are different fro

    16、m that of atoms?4.What is ionization energy, electron affinity and electronegativity? And their relationship?5.What is the trend of ionization energy with increasing the atomic number and why?6.describe the effect of closed shell configuration on ionization energy?7.explain the reason for sharp decr

    17、ease in ionization energy.8.what is the differences about ionization energy trend between Slaters model and the reality?9.what is the exchange energy?10.what is spin pairing?11.how to measure the ionization energy?12.what is the influence of exchange energy and spin pairing on the ionization energy

    18、and electron affinity?13.what is the differences of electronegativity described by Pauling and Mulliken?14.describe the relationship between electronegativity and bonds.15.what is dipole moment?16. how many types of the chemical bonds?17. what is the differences between covalent bonding and polar co

    19、valent bonding?18.what is the nature of the chemical bonds for each type?19.what is the primary bonding and secondary bond?20.what is the bonding force? What is the differences between each type?1.The atom obtains extra stabilization energy by of electrons in the same orbital.A. coupling spins B. sw

    20、itching C. being excited D. repelling2.the number of the valence electrons for a Al atom is ( )A. 1 B. 2 C. 3 D. 43.a elctron was removed by a photon with energy E1, the ionization energy of the atom is E2, so the kinetic energy of the electron is ( )A. E1-E2 B. E1-E2 C. E1-E2 D. Not sure4.the ioniz

    21、ation energy of N is E1, the ionization energy of O is E2, so according to Slaters model ( )A. E1 E2 B.E1E2 C. E1E2 D. Not sure5. the ionization energy of N is E1, the ionization energy of O is E2, so ( )A. E1 E2 B.E1E2 C. E1E2 D. Not sure6.the dipole moment of HCl is 1, the dipole moment of HF is 2

    22、, then ( )A. 12 B. 12 C. 1 2 D. Not sure7.rare gas group have ( ) IE and ( ) EAA. high, low B. high, high C. low, high D. low, low8.the number of the types of chemical bonds is ( )A. 1 B. 5 C. 3 D. 49. which one is different from the others ( )A. ionic bonding B. polar covalent bondingC.covalent bon

    23、ding D. van der waals bonding10.which one is different from the others in nature of bonding ( )A. ionic bonding B. metallic bondingC. covalent bonding D. van der waals bonding 1.No elements can exist as atoms. ( )2.Forming the multi-compounds from separate atoms will release some energy. ( )3.The io

    24、nization energy increases with atomic number according Slaters model. ( )4.Generally the first ionization energy is higher than the second and the third. ( )5. ionization energy is the energy required to remove a electron. ( )6.by choosing an appropriate element, a photon with a desired wavelength c

    25、an be generated. ( )7.energy affinity is positive. ( )8. exchange energy and spin pairing can lower the electron affinity of some elements.( )9.bonding between atoms are always completed of one type. ( )10.hydrogen bonding can lower the boiling point of some compounds. ( )1.The interaction between t

    26、wo atoms is concerned with those electrons in the 2. are helpful to describe the chemical bonding in a macroscopic way without referring to analytic calculation of quantum mechanics.3.chemical properties of molecule or solid are determined by this around the nucleus.4.there is a in ionization energy

    27、.5.the several values for electron affinity of He and Be are due to 6. describes how some atomic properties are related to bonding scheme in a molecule.7.bonds between dissimilar atoms are almost always than the covalent bonds formed between the like atoms.8.with respect to atomic IE and EA, elements have high IE or EA have . excepte the rare gas group.9.elements in nonmetallic group form between themselves.10.the type of the bonds can be predicted by consideration of the

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