2023 有机电子学（双语）(南京邮电大学)1465508464 最新满分章节测试答案

Unit I（第一单元） Quiz-I

1、 问题:Conventional electronics is based on inorganic semiconductors.
选项：
A:正确
B:错误
答案: 【正确】

2、 问题:Organic molecules can contain metal atom.
选项：
A:正确
B:错误
答案: 【正确】

3、 问题:In organic materials there are no covalent bondings.
选项：
A:正确
B:错误
答案: 【错误】

4、 问题:Compared to covalent bonding forces in inorganic semiconductors, the van de Waals forces in organic materials are nearly ten times smaller.
选项：
A:正确
B:错误
答案: 【正确】

5、 问题:All organic materials have small conductivity, i.e., they are insulators.
选项：
A:正确
B:错误
答案: 【错误】

6、 问题:Conjugation is an essential structure in photoelectronically active organic materials.
选项：
A:正确
B:错误
答案: 【正确】

7、 问题:There are some differences in opto-electronics processes of organic and inorganic materials.
选项：
A:正确
B:错误
答案: 【正确】

8、 问题:There is only one kind of exciton.
选项：
A:正确
B:错误
答案: 【错误】

9、 问题:Excitons in organic materials are Wannier type with long radius.
选项：
A:正确
B:错误
答案: 【错误】

10、 问题:The transport mode of carrier in organic materials is mainly hopping with low mobility.
选项：
A:正确
B:错误
答案: 【正确】

Unit II（第二单元） Quiz-II

1、 问题:An ionic crystal consists of cations and anions, therefore, the ionic crystal can conduct electricity.
选项：
A:正确
B:错误
答案: 【错误】

2、 问题:Conjugation size of organic molecular partially determined the carrier transportation property.
选项：
A:正确
B:错误
答案: 【正确】

3、 问题:Covalent bonding only exists in organic materials.
选项：
A:正确
B:错误
答案: 【正确】

4、 问题:σ electron can easily delocalize.
选项：
A:正确
B:错误
答案: 【错误】

5、 问题:If there is only one covalent bond between two atoms, it is σ bond.
选项：
A:正确
B:错误
答案: 【正确】

6、 问题:Hydrogen bonding belongs to permanent dipole-dipole interaction, it is one of the van der Waals interaction.
选项：
A:正确
B:错误
答案: 【正确】

7、 问题:Stable molecular stacking requires minimized lattice energy.
选项：
A:正确
B:错误
答案: 【正确】

8、 问题:Compared to Debye force, London force is more polarisability-dependent.
选项：
A:正确
B:错误
答案: 【正确】

9、 问题:Atomic orbital describes orbital energy only.
选项：
A:正确
B:错误
答案: 【错误】

10、 问题:Generally, π electron shows higher energy than that of σ electron, so π electron also shows higher energy than that of σ electron.
选项：
A:正确
B:错误
答案: 【错误】

Unit III（第三单元） Q3

1、 问题:A molecular orbital describes the moving status of an electron under the average potential of the whole molecule.
选项：
A:正确
B:错误
答案: 【正确】

2、 问题:The wavefunction of the molecular system can be regarded as the sum of each single electron wavefunction.
选项：
A:正确
B:错误
答案: 【错误】

3、 问题:If the energy level difference is very large, the two atomic orbitals cannot effectively combine into molecular orbitals.
选项：
A:正确
B:错误
答案: 【正确】

4、 问题:HOMO and LUMO both are frontier orbitals.
选项：
A:正确
B:错误
答案: 【正确】

5、 问题:According to Hund’s rule, in crystal field theory, electrons will certainly occupy in different d orbitals before they pair up.
选项：
A:正确
B:错误
答案: 【错误】

6、 问题:Spectrochemical series can be explained by crystal field theory well.
选项：
A:正确
B:错误
答案: 【错误】

7、 问题:In octahedral complex, regarding π bond, t2g orbitals are non-bonding orbitals.
选项：
A:正确
B:错误
答案: 【正确】

8、 问题:Ligand field theory can be regard as the combination of molecular and crystal field theory.
选项：
A:正确
B:错误
答案: 【正确】

9、 问题:When applied molecular theory to crystal field theory, d orbital splitting energy generally changes.
选项：
A:正确
B:错误
答案: 【正确】

10、 问题:When π bonds are formed between ligand and metal, d orbital splitting energy certainly increase.
选项：
A:正确
B:错误
答案: 【错误】

Unit IV（第四单元） Quiz-IV