百度试题 结果1 题目What is the chemical symbol for iron? A. Fe B. Ir C. Fi D. If 相关知识点: 试题来源: 解析 A。铁的化学符号是 Fe。选项 B、C、D 都不是铁的化学符号。反馈 收藏
What is a chemical symbol in science? What is the atomic symbol of silver? Which chemical element has the symbol Be? Which chemical element has the symbol Ag? What chemical element has the symbol O? What is the chemical symbol for iron?
What is the chemical symbol for iron? What number should your iron count be? Why is iron described as an element? What is the classification of manganese? What is the atomic number of iron? What is the mass number of iron? What kind of substance is sulfur and iron?
In a chemical reaction, iron reacts with oxygen to form rust. What is the English name for iron? A. Copper B. Aluminum C. Iron D. Silver 相关知识点: 试题来源: 解析 C。本题考查铁的英文名称。选项 A 是铜,选项 B 是铝,选项 D 是银。只有选项 C 是铁。
A mark or character used as a conventional representation of an object, function, or process, e.g. the letter or letters standing for a chemical element or a character in musical notation The chemical symbol for helium is He The symbol r in Figure 5 represents a gene which is ineffective ...
Mole Snacks: +0/-0 What is the role of Chemist&ChemENG in Iron & Steel Industry? «on:July 15, 2019, 03:07:02 PM » What is the roles of Chemist&ChemENG in Iron & Steel Industry? Logged Print Pages: [1]Go Up « previousnext »...
Iron (pronounced /ˈˈī(-ə)rn/) is a chemical element with the symbol Fe (Latin: ferrum) and atomic number 26. Iron is a group 8 and period 4 element. Iron is a lustrous silvery soft metal. It is one of the few ferromagic elements. Iron and nickel ...
A mark or character used as a conventional representation of an object, function, or process, e.g. the letter or letters standing for a chemical element or a character in musical notation The chemical symbol for helium is He The symbol r in Figure 5 represents a gene which is ineffective ...
What is the color of Fe2(CO3)3 (Iron Carbonate(III))? I spent hours to find out the answer. But, I couldn't figure it out. Can anyone help me please? Logged Rutherford Sr. Member Posts: 1868 Mole Snacks: +60/-29 Gender:
For the silicon element, give its chemical symbol, atomic number, and group number, and to specify whether each element is a metal, nonmetal, or metalloid. What are halogens in the periodic table? Give one example. Which category of elements is listed below the main body of the periodic ...