英语翻译The electrons and protons themselves,however,are only crude first approximations,a way of collecting into a bundle either trains of waves or the statistical probabilities of various different kinds of events.

英语翻译The nuclear charge experienced by an electron is reduced by shielding by other electrons 英语翻译An energy level is a region of definite energy within the atom that electrons can occupy. 英语翻译1 ,all orbital hold a max of 2 electrons.An orbital containing 2electrons is called a filled orbital2,Electros occupying the same orbital must have oppisite spin,indicated with arrow ↑↓.3,electrons fill up orbitals at the lowest energ 英语翻译2.The de Broglie wavelength of a particle describes the wave-particle duality for small particles such as electrons.What is the de Broglie wavelength (in Å) of an electron at 100 eV?What is the wavelength for electrons at 12 keV,whi 一道生物关于还原剂的题The molecule that functions as the reducing agent (electron donor) in an oxidation-reduction reactionA) gains electrons and gains energy.B) loses electrons and loses energy.C) gains electrons and loses energy.D) loses 英语翻译The closer an energy level is situated to the middle of the gap the higher its efficiency as a recombination center.In addition,its atomic properties are influential.They can be characterized by its capture cross sections for electrons an Electron occupy most of the space of an atom.True or False?修订:Electrons occupy most of the space of an atom.True or False? 化工专业英语试题三,英译汉.(40 分) 1,An atom consists of a very small positively charged nucleus,surrounded by negative electrons held by electrostatic attraction.The motion of electrons changes when chemical bonds are formed,nuclei being 英语翻译under normal circumastances the drift of electrons is haphazard and there is no net flow of charge. 问一道AP化学题The differentiating electrons for transition elements are A.d electrons B.s electrons C.p electrons D.f electrons E.valence electronsdifferentiating electrons是什么东西?随便拿个元素给我举个例子解释一下, 英语翻译Nuclear reaction are very much more energetic than normal chemical reactions because the strong force is much stronger than the electromagnetic force that birds electrons to nuclei.Q：birds electrons to 是说把电子并入原子核中 1.How many electrons have removed from a positively charged pith-ball electroscope if it has a charge of 7.5×10^-11C?2.What is the charge in coulombs on an object that has(1)An excess of 6.25×10^19 electrons?（2）An deficiency of 1.0×10^8 electr 英语翻译In addition,thesestructures exhibit cathodoluminescence21 upon excitation withhigh-energy electrons and may potentially be useful in the production of alternating current thin film electroluminescentdevices (ACTFELD). The atomic number of an element X is 15.The number of electrons in an anion of X is?但是eleltrons不是等同atomic number吗?A 10B 12C 15D 18 化学题,看不懂英文,关于原子构造的An atom in the ground state has seven valence electrons. Which electron configuration could represent the valence electron configuration of this atom in the ground state? 几个术语：energy shell,shape,subshell分别是什么意思?An element in the s area of row n has outer electrons in the ns subshell.outer electron是第几层?和价电子有什么关系? 英语翻译材料工程 英文翻译麻烦翻译这句话 分析语法 All the electrical charges are neutralized throughout the crystal and bonding arises because the negative electrons act like a glue between the positive ion cores. 分子结构 英语In thefollowing cases,there are two possible choices when electrons are filled in d orbitals of the central atom in an octahedral field(八面体场)except() A d5(数字在d右上角) B d6 C d7 D d8