1. Why is potassium hydroxide used to dissolve the aluminum? Why not sulfuric acid? 2. What does "amphoteric" mean? How would you test a solution containing only Co^{2+} and Fe^{3+} ions? Which will have th...
The word amphoteric means “both.” A metal or metalloid that displays amphoterism forms two types of oxides and hydroxides. This suggests they are special because they are able to react chemically as both acidsandas bases. One amphoteric metal is aluminum. Aluminum hydroxide,Al(OH)₃, react...
棘白菌素类如卡泊芬净等 At present treats the attack fungus infection the medicine mainly to have triazole as for example fluorine Kang Zuo, Fu Likang zuo, Iraq Qu Kang zuo; Polyene as for example amphoteric mildew element B; The thorn white rhzomorph as for example card anchors the ...
I mean what do you do when you stay at home 翻译结果4复制译文编辑译文朗读译文返回顶部 What I mean is that you do when you stay at home. 翻译结果5复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 相关内容 a使皮肤更好 Causes the skin to be better[translate] ...
What does the term paramagnetism mean? Define the term radical as used in chemistry. Define "Lattice Energy" as used in the chemistry world of energy. Explain what is meant by the term amphoteric. Give an example of a compound that fits the explanation. ...
What does 'elements made up of atoms with the same number of protons' mean? What is associative law? What is the difference between oxidation state and valency? What's the importance of atom economy? Why are polyatomic ions not neutral? Do all atoms achieve octet when they bond?
amphoteric (both positively and negatively charged) [Note: a surfactant will be primary /secondary, and anionic/cationic/non-ionic/amphoteric as the categories describe different properties] Most primary surfactants are anionic because the negatively charged head can form strong ‘hydrogen bonds’ with ...
Al2O3 is amphoteric. What does this mean? Define the term decant. Define the term secondary carbon. Trans-stilbene is a solid whereas cis-stilbene is a liquid. What might be a reason for this difference in physical property? Explain why cis-1-chloro-2-methylcyclohexane undergoes E2 eliminati...
a不仅孙中山是两性人 Not only Sun Yat-Sen is the amphoteric person[translate] astraight filter cigarette 平直的过滤器香烟[translate] aMany students find the experience of attending university lectures to be a confusing and frustrating experience 许多学生发现参加大学演讲的经验是缠扰不清和令人沮丧的经...
What does the term "chirality" mean? Ionic compounds are made up of electrically charged particles, Why does not such a compound have an overall electric charge? Explain how electrons are waves and not particles. Give a brief example to your explanation. ...