大学MOOC 材料导论(双语)(江苏大学)1206818806 最新慕课完整章节测试答案
第一章Introduction
文章目录
选择题和判断题
1、单选题:
下面哪种材料不属于先进材料?
选项:
A: Graphene
B: Nanomaterial
C: Steel
D: Semiconductor
答案: 【 Steel】
2、多选题:
材料可分为哪些类?
选项:
A: Metals
B: Ceramics
C: Polymers
D: Composites
答案: 【 Metals;
Ceramics;
Polymers;
Composites】
3、多选题:
研究材料时应关注以下哪个因素?
选项:
A: Microstructure
B: Properties
C: Synthesis
D: Performance
答案: 【 Microstructure;
Properties;
Synthesis;
Performance】
4、判断题:
不同材料里灌装的可乐喝起来一样,所以材料没区别。
选项:
A: 正确
B: 错误
答案: 【 错误】
5、判断题:
Property和Performance内涵一样。
选项:
A: 正确
B: 错误
答案: 【 错误】
第二章AtomicStructureandInteratomicBonding
选择题和判断题
1、单选题:
按照下面电子层的排列顺序,电子的能量逐渐升高。
选项:
A: L、M、K、N、O
B: M、N、K、L、O
C: K、L、M、N、O
D: O、N、M、L、K
答案: 【 K、L、M、N、O】
2、单选题:
Fe的外围电子排布式是?
选项:
A: 1s22s22p63s23p64s23d6
B: 1s22s22p63s23p63d64s2
C: 1s22s22p63s23p63d8
D: 1s22s22p63s23p63d24s24p2
答案: 【 1s22s22p63s23p63d64s2】
3、单选题:
核外电子排布的轨道能量,下面错误的是?
选项:
A: 2s<3s
B: 3d<4s
C: 3d<4d
D: 3s<3p
答案: 【 3d<4s】
4、单选题:
Who set up the periodic table?
选项:
A: Antoine Lavoisier
B: Johann Wolfgang Doebereiner
C: Julius Lothar Meyer
D: Dmitri Mendeleev
答案: 【 Dmitri Mendeleev】
5、单选题:
Which kind of bond in H2O?
选项:
A: metallic bond
B: ionic bond
C: covalent bond
D: hydrogen bond
答案: 【 covalent bond】
6、单选题:
Which kind of bonding will be mainly existed in ceramics?
选项:
A: Covalent bond
B: Metallic bonding
C: Ionic bonding
D: Hydrogen bond
答案: 【 Ionic bonding】
7、多选题:
The following elements are alkali metals.
选项:
A: K
B: Na
C: Cs
D: In
答案: 【 K;
Na;
Cs】
8、多选题:
Electrons in atoms would follow these principles.
选项:
A: Pauli exclusion
B: lowest energy
C: Hund rule
D: Hooke law
答案: 【 Pauli exclusion;
lowest energy;
Hund rule】
9、多选题:
The following bonds can be treated as weak bonds or secondary bonds.
选项:
A: dipole–dipole interactions
B: the London dispersion force
C: hydrogen bonding
D: metallic bonding
答案: 【 dipole–dipole interactions;
the London dispersion force;
hydrogen bonding】
10、判断题:
The Pauli exclusion principle is the quantum mechanical principle which states that two or more identical fermions (particles with half-integer spin) can occupy the same quantum state within a quantum system simultaneously.
选项:
A: 正确
B: 错误
答案: 【 错误】
11、判断题:
Atoms are made from a nucleus of protons and neutrons and a cloud of electrons.
选项:
A: 正确
B: 错误
答案: 【 正确】
12、判断题:
Metal atoms become anions after they lost electrons.
选项:
A: 正确
B: 错误
答案: 【 错误】
13、判断题:
When voltage is applied to an ionic material, entire ions must move to cause a current to flow, therefore, the electrical conductivity is very good.
选项:
A: 正确
B: 错误
答案: 【 错误】
第三章TheStructureofCrystallineSolids
选择题和判断题
1、单选题:
What is the coordination number for FCC structure?
选项:
A: 4
B: 8
C: 12
D: 16
答案: 【 12】
2、单选题:
How many atoms in HCP?
选项:
A: 2
B: 4
C: 6
D: 8
答案: 【 6】
3、多选题:
For a ceramic compound, what are the characteristics of the component ions that determine the crystal structure?
选项:
A: the magnitude of the electrical charge on each ion
B: the number of atoms in ceramic
C: the relative sizes of the cations and anions
D: the weight of atoms in ceramic
答案: 【 the magnitude of the electrical charge on each ion;
the relative sizes of the cations and anions】
4、多选题:
What are molecular structure in polymer?
选项:
A: Linear
B: Branched
C: Crosslinked
D: Network
答案: 【 Linear;
Branched;
Crosslinked;
Network】
5、多选题:
Which bond can be existed in polymer?
选项:
A: Na-Cl
B: C=C
C: C-Cl
D: C=O
答案: 【 C=C;
C-Cl;
C=O】
6、判断题:
The APF could not be same due to different crystal structure.
选项:
A: 正确
B: 错误
答案: 【 错误】
7、判断题:
There are cations and anions in ceramics, therefore, the crystal could not be electrically neutral.
选项:
A: 正确
B: 错误
答案: 【 错误】
8、判断题:
The chemical formula of a compound indicates the ratio of cations to anions, which must be stoichiometric.
选项:
A: 正确
B: 错误
