百度试题 结果1 题目What element's symbol is Cu? A. Cuprum B. Copperum C. Coppery D. Coppion 相关知识点: 试题来源: 解析 A。元素符号 Cu 代表 Cuprum(铜)。不存在 Copperum、Coppery 和 Coppion 这三种元素。反馈 收藏
9(5)9. What is the chemical of copper?O A. mark O B. sign C. symbol D. signal 相关知识点: 试题来源: 解析 答案9:C 解析 9:mark意为“标记,痕迹”,指在其他事物上留下的清晰可见 的印章痕。 sign意为“符号,标志,征兆”,它指一种简明而容易观察到的符 号或标志,具体如指标牌、 商店...
What is the symbol for copper on the periodic table? What is the fourth element on the periodic table? What is the chemical symbol for calcium in the periodic table of elements? What is cesium used for? What is the chemical element antimony?
Copper (Cu), chemical element, a reddish, extremely ductile metal of Group 11 (Ib) of the periodic table that is an unusually good conductor of electricity and heat. Copper is found in the free metallic state in nature. Is copper good for health? Copper is an essential nutrient for the ...
Copper: Copper is the element that is marked with atomic number 29. It is classified as a metal with high malleability as well as pinkish orange color. The melting point is extremely high around 1085 degrees Celsius. Answer and Explanation: ...
百度试题 结果1 题目9. What is the chemical ___ of copper? A. mark B. signal C. sign D. symbol 相关知识点: 试题来源: 解析 D 反馈 收藏
Copper is an attractive red-gold colored metal. It is named copper after the Old English word "coper," which originated from "Cyprium aes," which is the Latin word for a metal from Cyprus. Copper's atomic symbol is "Cu," and its atomic number is 29. Copper was the first metal humans...
Copper is an attractive red-gold colored metal. It is named copper after the Old English word "coper," which originated from "Cyprium aes," which is the Latin word for a metal from Cyprus. Copper's atomic symbol is "Cu," and its atomic number is 29. Copper was the first metal humans...
In general, an atom’s electronegativity is affected by both its atomic number and the distance at which its valence electrons reside from the charged nucleus. The higher the associated electronegativity number, the more an element or compound attracts electrons towards it. ...
Fuse– Fuse element shown between connections. Current rating displayed. Transformer– Two inductive coils coupled by magnetic field. LED– Arrow indicates light emission. Longer lead is anode. Battery– Voltage rating displayed inside cell symbol. ...