英语翻译SentencesfromtheOrganicChemistrytextbookareasfollows.Plus(+)andminus(-)signsareoftenusedtoindicatethepresenceofformalchargesonatomsinmolecules.Assigningformalchargestospecificatomsisabookkeepingtechnique

Question

英语翻译
Sentences from the Organic Chemistry textbook are as follows.
Plus(+) and minus(-) signs are often used to indicate the presence of formal charges on atoms in molecules.Assigning formal charges to specific atoms is a bookkeeping technique that makes if possible to keep track of the valence electrons around an atom and offers some clues about chemical reactivity.

Answer 1

从服刑的有机化学教科书的内容如下.
加号（ + ）和减号（ -）的迹象,经常被用来表明,在场的正式指控对原子的分子.指派正式收费,以具体的原子是一个簿记技术,使可能的话,保持轨道的价电子围绕着原子,并提供了一些线索的化学反应.