book reviews

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book reviews I h r i n g ihc second semester r r q~mrtevof s. beginning coorse, the het.ter students ronld profit from ntudy of this book. The undorgl.ndnnte st,udent enrolled in an advanced organic rourse or the graduate student n d ~ oneeds additional drill in devising reasonable mechanisms for organic reactions will he the prime benefactolr;. Thmc minor typographical error.%iproblem 47, answe1.s 1 and 4 ) mere noted which the alert reader oan correct.

strong field ~ ~ g i m e sand , the conseqiwlt assignment of spectra. Tho last chapler (Fmt,het. Aspects) of this short hook treats covalency efferts, hand shapes and intensit,ies, and the spectra of a iew non-octnhedral complexes. Though no attempt is made t o bl.ing students ilp to the level of current problems in the field, this is g l d ~ ably a. r ~ s e i dsnpplementary text,.

own merits. Though rooted in the "Lexikon," a much larger and comprehensive work, many items included in the four volrtmes have been omitted, such as bioernnhieal and industrial technical data.

ogy, laws and regularities and other simiInr ideas. The volume is intended to be of R I C H . \ ~L. D C.LRLIN use not only to proiessional chemists and Zinivelailj, of Illinois at students but also ta those enmeed .. ., in Chicago Circle pharmacy, physics, chemical dealers, and Chicago, Illinois fiDf380 the like. In all, about 6300 items are treated in L. W. I I A Y N T : ~ Riimppr Chemischer Worterbuch this book. Some are covered in a line or The College of Woosler two, olhers deservedly are discossed over Pl'ooster, Ohio Erhard Ohlein, Frankfurt am Main, several pages. The material is all np-toFranckh'sche Verlagshandlmrg, 7000 Electronic Spectra of Transition Metal date; about .50yo of the items do not apStuttgart 1, West Germany, 1969. 0x7 Complexes: An Introductory Text pear in the 6th edition of the "Lexikon." pp. (double column). Figs. and tables. The printed sources have been searched 17.3 X 24.5 cm. D M 110 (= $27.50). D. Szdton, Simon Fraser University, with care and almost 14,000 references lo Brit,ish Colombia, Canada. McGrawthe literature are provided, some as recent, Hill Book Co., London, 1968. viii as 1968. The book represents xn immense 208 pp. Figs. and tables. 15 X 22.5 em. $8.50. tion of this 4-vdume chemical eneyclope dia was reviewed here (44, A666, (1967)). This is a conventional int.l.od1w3ion to The editor of the "Chemical Ilictiona~y" prnvided they are able to &ad Gerrnmt: the mthject a t hand, xpparently written being reviewed here also completed the I t is interestmg tn note thhl pmctieally primarily for Bribish and Enropean all enlries give the English equivalent of Lexikon after Riimpp's death and attached sludenta. I t wodd easily f i t into the adthe latter's name to the present work not the key word and as an additiond convancod ~ m d e r g r a d ~ ~ aprogram lc a t ml venienre la the Americatl and English Ameriran college or o~liverxilp. The t,ext, only as fitting memorial but also because an effort has been made t o m e the eharrenders an Index is appended, a featnre in mostly non-mathemntieal, wilh an exthat will be appreciated especially when acteristic thorough style of Riimpp. tensive i n t r o d t d o n to atomic energy the ordinary hilingual dictionaries are However i t must be stressed that the lcvels and symmetry. nlost of bhe intel; found wanting. "Dictionsry" is not. merely a supplement, est centers on octahedral complexes, with The meaty volume is highly recamor abridgment of the "Lexikon" hiit an due &tention being paid to eriergy level mended as a reference book, even to those independent work, well able to stand on its diagrams in the weak, intermediate, and (Conlinu~don page A 148)

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Volume 47, Number 2, February 1970

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A 141