英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

cathode    音标拼音: [k'æθ,od]
n. 阴极

阴极

cathode
阴极

cathode
n 1: a negatively charged electrode that is the source of
electrons entering an electrical device [ant: {anode}]
2: the positively charged terminal of a voltaic cell or storage
battery that supplies current [ant: {anode}]


请选择你想看的字典辞典：
单词字典翻译
cathode查看　cathode　在百度字典中的解释百度英翻中〔查看〕
cathode查看　cathode　在Google字典中的解释Google英翻中〔查看〕
cathode查看　cathode　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Positive or Negative Anode Cathode in Electrolytic Galvanic Cell
    66 In a galvanic (voltaic) cell, the anode is considered negative and the cathode is considered positive This seems reasonable as the anode is the source of electrons and cathode is where the electrons flow However, in an electrolytic cell, the anode is taken to be positive while the cathode is now negative
  • physical chemistry - How to correctly define anode and cathode . . .
    In a cathode ray tube experiment, the CRT would be the area of interest and electrons are ejected from the cathode into the tube and are incident on the glass behind the anode The statement that cathode is the electrode where reduction takes place is slightly misleading This is because oxidation and reduction take place simultaneously (have to)
  • Which is anode and which is cathode? - Chemistry Stack Exchange
    The cathode is the electrode, where substances are gaining electrons and are reduced The tricky part for the memorising is, anodes and cathodes flip the position, when the current is reversed, depending on if the cell is in the mode of electrolysis the cell is in the mode of providing current
  • Why is the anode in a galvanic cell negative, rather than positive . . .
    Similarly in diagrams comparing galvanic and electrolytic cells, electrons move away from the anode to the cathode in the electrolytic cell, making the anode positive This makes perfect sense according to my first reasoning However, in a galvanic cell, even though electrons still move from the anode to the cathode, it is defined as negative
  • How and why are black dendritic growths forming on copper cathode . . .
    After reweighing, the anode's weight decreased approximately in accordance with the calculated weight change from the ammeter's reading; however, the cathode's weight remained the same since the black dendritic growths were exceedingly fragile and fell off the cathode both during the electrolysis (thanks to the hydrogen bubbles rising from the
  • Half cells: difference between E (cell) = E (cathode}-E (anode) E . . .
    The cathode is actually the reduction step, and the anode is the oxidation step A useful mnemonic I learned from my chemistry professor is a red cat and an ox Interestingly, cathodes in electrochemical cells are red and are positive So I have found many uses for this along the way
  • electrochemistry - Why would hydrogen not be generated at the cathode . . .
    1 Well, at reversible potentials (standard conditions), Hydrogen were to be discharged at the cathode but since it is a non-reversible type cell in which hydrogen Over-voltage is dependent on the combination of hydrogen atoms to form hydrogen molecules which is a slow process kinetically (RDS of the reaction)
  • Why is the electrode with the lower reduction potential the cathode?
    Wouldn't it make sense that the electrode with the higher reduction potential be the cathode, since reduction occurs at the cathode?
  • How do I explain that voltage decreases when increasing the . . .
    For context, I added 1g 18 times and I ended up with a voltage of 1 029 V So TLDR, increasing the concentration of copper (II) sulphate (the cathode) decreased the voltage of my voltaic cell instead of increasing it
  • Why is mass gained at the cathode? - Chemistry Stack Exchange
    0 So with the cathode, there were no $\mathrm {Cu}^ {2+}$ ions that initially dissolved in the solution Rather, they were there from the beginning and once the copper metal cathode was added and the cell completed, the copper ions in the solution would then form a solid on the cathode, and thus it would gain mass





中文字典-英文字典  2005-2009