论文部分内容阅读
高中二年级(每周4课时,共128课时)(一)物质结构(25)原子核。同位素。电子云。电子层和电子亚层。s电子云和p电子云的图象。d电子、f电子。电子的自旋。H到Kr的电子层结构。原子结构与周期系。元素周期表根据原子的电子层结构分区。化学键。离子键。共价键。键角和键能(与生成热相联系)。配位键。元素的电负性。极性
Second grade in high school (4 lessons per week, 128 hours in total) (a) Material structure (25) Atomic nucleus. isotope. Electronic cloud. Electronic layer and electronic sublayer. s electron cloud and p electron cloud image. d electron, f electron. Electronic spin. H to Kr electronic layer structure. Atomic structure and periodic system. The periodic table of elements is partitioned according to the electronic layer structure of the atom. Chemical bond. Ionic bond. Covalent bond. Bond angle and bond energy (associated with heat generation). Coordination key. The electronegativity of the element. polarity