Graphite can conduct electricity.Why can graphite conduct electricity? A Delocalised electrons are between layers. B The ions can move. C Layers have weak intermolecular forces. D Strong covalent bonds are between the carbon atoms.Your answer D 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
Free movement of electrons can give the elements capability of electrical conductivity. The elements that are capable of conducting electricity are the elements that contain free moving delocalized electrons. An electric field within the metal triggers the movement of the electrons, if an electric ...
1) carbon should have no free electron in its structure.Why it can conduct electricity? Ans: Carbon has o kind of structure. i)Diamond钻石& ii)Graphite石墨 i)Diamond钻石--- all carbon atoms are strongly bond tetrahedrally to form a giant covalent neork. There is no free e- ...
Why metals can conduct electricity is an interesting problem.相关知识点: 试题来源: 解析 金属中的自由电子在电场作用下定向移动 金属导电的根本原因在于其独特的原子结构。金属原子通过金属键结合,其最外层电子(价电子)会脱离原子束缚,形成"电子海"。这些自由电子可在整个金属晶格中自由移动。当施加外电场时,...
Why does graphene conduct electricity? Why is graphene more useful than carbon nanotubes? What are some uses for graphene? Why is graphene elastic? Why does graphene have high thermal conductivity? Why are carbon nanotubes used in thin film transistors?
Why metals Can Conduct electricity is an interesting problem. 相关知识点: 试题来源: 解析 金属中存在自由移动的电子 1. **原子结构特性**:金属原子最外层电子(价电子)与原子核的束缚较弱,易脱离形成自由电子;2. **电子云形成**:脱离的电子在整个金属晶格中自由移动,构成"电子海";3. **电场驱动机制**:...
Why do metals conduct heat so well?The electrons in metal are delocalised electrons and are free moving electrons so when they gain energy (heat) they vibrate more quickly and can move around, this means that they can pass on the energy more quickly.Which metals conduct the best?
To explain why ionic solids conduct electricity in the molten state but not in the solid state, we can break down the reasoning into several steps:1. Understanding Ionic Solids: Ionic solids are composed of positively and n
In recent years, the most significant gas and electricity price rises and cuts have been in reaction to changes in Ofgem’senergy price cap, which is reviewed and updated four times a year. But how can a cap change the prices suppliers are allowed to charge?
1Exiger simplifies environmental due diligence and ESG compliance by streamlining risk analysis and identifying hidden threats, so you can make informed decisions about potential partners. What Is ESG Due Diligence? ESG due diligence is the process of uncovering a company’s ESG (environmental, social...