Molecules in which the central atom is attracted to varying groups, and those in which the groups are symmetrically distributed, are polar. ( ) 相关知识点: 试题来源: 解析 (1) Redox (2) half-cell (3) loses electrons (4) gains electrons ...
It is the tendency of an atom to attract the electron. Answer and Explanation: 1 Become a Study.com member to unlock this answer! Create your account View this answer The correct option is b. Sodium is the least electronegative atom and oxygen is the most electronegative atom...
Get the detailed answer: Given that S is the central atom, draw a Lewis structure of in which the formal charges of all atoms are zero.
Generally speaking, the Bohr model encapsulates the modern understanding of the atom. This model is often depicted in artwork showing a central atomic nucleus and oval lines representing the orbits of the electrons. Which is the smallest particle? Quarks, the smallest particles in the universe, are...
When acting as a central atom,which of the following cannot expand its octet?A) P B) C C) Cl D) Xe E) S== 相关知识点: 试题来源: 解析 首先得理解题目意思 作为中心原子时,以下能够满足八个电子稳定结构的是? 下面五个,A,C,D,E 都可以通过形成8个电子的稳定结构, 只有碳元素不行...
Which is the correct Lewis dot structure of NH2? Lewis Structures The steps to construct a Lewis structure are the following: 1. Count the total number of valence electrons (including all ligands, and the central atom). 2. Create a skeleton of the molecule by connecting all ligands to ...
This leads to the prediction of molecular geometry based on the number of electron pairs around the central atom. 4. What is the difference between a Lewis structure and a resonance structure? A Lewis structure is a representation of a molecule's valence electrons and the bonds between atom...
In the central engine room considered the installment miniature gas turbine small scale provides the electric power and the quantity of heat.When it provides part of electric powers for the local construction at the same time, produces the quantity of heat can recycle the use to actuate to provi...
aTom,很有幽默感,他经常给我讲笑话 Tom, has the sense of humor very much, he frequently tells the joke to me[translate] a高中老師的教學方法和初中老師的一點也不一樣 The high school teacher's teaching method and junior middle school teacher is dissimilar[translate] ...
the central atom, is bonded to one or more electron donors, called ligands, via chemical bonds. As an example, mention may be made of porphyrins and phthalocyanines, which are in particular cationic. Preferably, the metal catalysts used in the dyeing process are chosen from metal salts. For ...