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HW_CH_2 - IE 320 Spring 2003 HOMEWORK I Introduction to...

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HOMEWORK HOMEWORK I 2 Introduction to Materials Science 2.1 (a) What is an isotope? (b) Why are the atomic weights of the elements not integers? Cite two reasons. 2.8 Cesium bromide (CsBr) exhibits predominantly ionic bonding. The Cs+ and Br- ions have electron structures that are identical to which two inert gases? 2.13 The net potential energy between two adjacent ions, E N , may be Represented by the sum of Equations 2.8 and 2.9, that is, Calculate the bonding energy E0 in terms of the parameters A, B, and n using the following procedure: 1. Differentiate E N with respect to r, and then set the resulting expression
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