Bond Characteristics reading the financial pages Bond Prices and Yields Bond prices and interest rates YTM vs. current yield Rate of Return Interest Rate Risk The Yield Curve Nominal and Real Rates of Interest Default Risk

What is an alkyl halide An organic compound containing at least one carbon-halogen bond (C-X) X(F, Cl, Br, Replaces h Can contain many C-X bonds

Alkane Formulas All C-C single bonds Saturated with hydrogens Ratio:H n2n+2 Alkane homologs:ch3(ch2)nCH3 Same ratio for branched alkanes

第六章碳碳重键的加成反应(Addition to Carbon- Carbon Multiple Bonds) 试剂进攻碳碳重键的途径 一、亲电加成反应 (一).亲电加成反应(Electrophilic Addition) 1.正碳离子机理 2.翁型离子机理 3.三分子加成机理 4.炔烃的亲电加成 二.亲电加成反应活性(Reactivity) 1.底物 2.试剂

第七章碳杂重键的加成(Addition to Carbon -HeteroMultiple Bonds) 一.反应机理 碱催化机理 酸催化机理 二.羰基活性 1.底物 电子效应 空间效应 2.亲核试剂 试剂的亲核性的强度 试剂的可极化度大小 空间效应

Two Kinds of Underlying Assets · Investment assets: held for investment purposes by a significant numbers of investors. Examples: stocks, bonds, gold. Three different situations: 1. The asset provides no income 2. The asset provides a known dollar income 3. The asset provides a known dividend yield Consumption assets: held primarily for consumption. Examples: commodities such as copper, oil and live hogs

oissue: bring out (esp. sth. printed and /or official) for the notice of the public发布,发行 -----The school issued a statement about its plans to the press. ---th newsletter(简报) is issued three times a year. -----The Ministry of Finance has decided to issue new government bonds(债券)