gonium

Moreover, the reduction or decomposition products and intermediate compounds of these azo dyestuffs are introduced, including their chemical names, toxicology and the types of toxicity.

本文就欧盟针对部分对于人体有害的偶氮染料的禁用背景及其还原或分解产物和中间体的化学名称、毒性原理和毒性类型作了简要介绍。

The paper reviewed the basic knowledges of bentonite,modification principle and process of organoben- tonite.

综述了膨润土的基本概况,膨润土的有机改性原理与方法。

In this theies,the products of chemical reaction are discussed by the polar theory,which has a good match relationship.

本文应用极性原理去认识化学反应过程 ,有助于我们深刻理解其反应实质 ,可变换认识问题的角

Relationship between neutral atomic orbital energy and hardness of elements;

中性原子轨道能级与元素硬度的关系

The geometric phase of the neutral atom of coherence moving in electric field;

相干中性原子在电场中运动的几何相位

Using the energy of valence orbits of neutral atoms,a new formula for calculation neutral atom electronegativities has been obtained: A=Π n i=1 (-E i) n iΣn .

文章利用中性原子的价层轨道能 ,给出了计算中性原子电负性的公式 : EA=Πni=1 (-Ei)niΣn,利用该式计算了 10 0种元素的中性原子的电负性 ,计算结果与国内外新近的几套元素电负性相当一致。