In chemistry, an element symbol refers to the one- or two-letter abbreviation for a chemical element, though the term also can be applied to alchemical symbols. Key Takeaways: Element Symbol Definition An element symbol is a one- or two-letter abbreviation for a chemical element name. When ...
In chemistry class, we learned about the element with the symbol Fe. What does Fe stand for? A. Fluorine element B. Iron element C. Iodine element D. Francium E. lement 相关知识点: 试题来源: 解析 B。Fe 是铁元素(Iron element)的化学符号。反馈 收藏 ...
2.a letter, figure, or other conventional mark designating an object, quantity, operation, function, etc., as in mathematics or chemistry. 3.Psychoanal.any object or idea that represents or disguises a repressed wish or impulse:dream symbols; phallic symbols. ...
结果1 题目In chemistry major, what is the symbol for gold? A. Fe B. Au C. Cu D. Ag 相关知识点: 试题来源: 解析 B。在化学专业中,金的符号是 Au。A 选项 Fe 是铁的符号;C 选项 Cu 是铜的符号;D 选项 Ag 是银的符号。反馈 收藏 ...
(chemistry) Letter or combination of letters and numbers that represent various conditions or properties of an element, for example, a normal atom, O (oxygen); with its atomic weight,16O; its atomic number,816O; as a molecule, O2; as an ion, O2+; in excited state, O*; or as an ...
In this lesson you learned that a chemical symbol is a shorthand way to represent an element and that each element on the periodic table has a unique chemical symbol. Chemical symbols are used to standardize the 'language of chemistry' and to identify elements and atoms in a chemical formula...
PM Ueland,ALB Monsen - 《Clinical Chemistry & Laboratory Medicine》 被引量: 60发表: 2003年 Risk Factors for 5-Year Mortality in Older Adults: The Cardiovascular Health Study ), congestive heart failure, difficulty in any instrumental activity of daily living, and low cognitive function by Digit...
Jennifer has an MS in Chemistry and a BS in Biological Sciences. The less than symbol is used very often in both everyday life and in the study of math. Having a mastery of the meanings and uses of the less than sign and the greater than sign will allow you the skills you need to...
A. pushes for B. stands for C. searches for D. cares for 相关知识点: 试题来源: 解析 B 【详解】 句意:化学老师让露西告诉她哪个符号代表氧。 考查动词短语。pushes for推动;stands for代表;searches for寻找;cares for照顾。根据“which symbol... oxygen.”可知,是指哪个符号代表氧。故选B。反馈...
chemistry Cn Cs Element, Chemical Eu FM formula fuel References in periodicals archive ? Under the control of Toho co., Ltd., Godzilla has gone from atomic symbol to unusual anti-hero to campy children's hero to environmental protector to pure monstrosity. 'Godzilla II': One 'King' to rule...