魅力科学（The charm of Science）.docVIP

魅力科学（The charm of Science） First, the multiple-choice question: 1 the contents of chemistry should include: () A: basic principles of chemistry, B: element chemistry, C, modern chemistry, interdisciplinary, D: or more are the correct answers: D 2 does not belong to the end of the nineteenth Century. The three major discoveries in physics are: () A: meson The scattering particles used in the 3 famous Rutherford scattering experiments are: () C: alpha particles 4 can not be explained by the Bohr hypothesis: () D: atoms emit light light 5, what is the hypothesis that C: has volatility? 6 the parameters introduced in the hydrogen atom equation are: () A:, N, B:, m, C:, l, D: and D are all the correct answers 7 what is the state of electron motion outside the nucleus: () C: wave function? 8, the radial distribution of the wave function shows that (A:) the electron is distributed by layer, and the probability of occurrence of B: is nsnpndnf 9 according to the atomic angle distribution diagram, the corresponding orbital quantum number of the spherical distribution is: () A: s The 10 electron cloud is shaped like two tangent eggs: () B:, and the angular quantum number is 1 11 the quantum number determining the electron number is: (C:) the main quantum number n 12 for a multi electron atom, what is the electron energy associated with it () C: is related to N and l The 13 principal quantum number n=1, then the angular quantum number L, can be valued as: () C: 0 The fine structure of the spectra of 14 hydrogen atoms is related to which quantum number: () D: spin quantum number 15, about the electronic, the correct is: () A: has the particle property, B: has fluctuation, belongs to the C: motion state, uses the wave function to describe D:, above all to 16 the shielding of electrons on the primary quantum number n is greatest from the electrons in the (n-1) C: layer How many cycles are there in the periodic table of the 17 oxygen element: () B: second cycle? 18, the principle o