What is the name of the element with symbol Fe? A. Fluorine B. Ferrum C. Iron D. Iodine 相关知识点: 试题来源: 解析 C。符号 Fe 代表的元素是铁,英文名是 Iron。选项 A 氟的元素符号是 F;选项 B 不是常用的元素名称;选项 D 碘的元素符号是 I。反馈 收藏 ...
In chemistry class, we learned about the element with the symbol Fe. What does Fe stand for? A. Fluorine element B. Iron element C. Iodine element D. Francium E. lement 相关知识点: 试题来源: 解析 B。Fe 是铁元素(Iron element)的化学符号。反馈 收藏 ...
百度试题 结果1 题目What element's symbol is Na? A. Sodium B. Sodion C. Sodier D. Sodone 相关知识点: 试题来源: 解析 A。元素符号 Na 代表 Sodium(钠)。不存在 Sodion、Sodier 和 Sodone 这三种元素。反馈 收藏
In the equation Fe+CuSO₄=FeSO₄+Cu, what element symbol represents iron? A. Cu B. Fe C. S D. O 相关知识点: 试题来源: 解析 B。在方程式 Fe+CuSO₄=FeSO₄+Cu 中,Fe 代表铁元素。选项 A 是铜元素符号;选项 C 是硫元素符号;选项 D 是氧元素符号。反馈 收藏 ...
What is the symbol for the element that is in group VIIIA(18)and period6? What is the symbol for the element that is in groupIB(11)and period4? What is the symbol for the element that is in group IIA(2)and period5?
In the equation 2Al+3H₂SO₄=Al₂(SO₄)₃+3H₂↑, what element symbol represents aluminum? A. H B. S C. Al D. O 相关知识点: 试题来源: 解析 C。在方程式 2Al+3H₂SO₄=Al₂(SO₄)₃+3H₂↑中,Al 代表铝元素。选项 A 是氢元素符号;选项 B 是硫元素符号;选项 D...
What is the element with symbol Xe?Elements:The substances that comprises of many atoms with equal number of protons are referred as elements. The combination of many blocks of atoms results in the formation of element. Every element has unique characteristics property....
For either set, the element-of symbol can be used to indicate that an object belongs to that set. For instance, the following expression shows how 3 is related to set A: 3∈ A The expression can be read as "3 is an element of set A," "3 is a member of set A," "3 is in ...
For arrays, there are alsoInPlacevariants that shuffle the items in the existing array instead of creating a new one. Choice TheChoicefunctions return a single random element from the given collection. The random choice is weighted evenly on the size of the collection. ...
Set the timer forfifteen minutes. Choose an object that could be a symbol, meaning it could stand for something beyond its literal self (an apple, a stop sign, a color, a river, etc). Once you've selected an object, either: