The elements in Group 1 are called ___. A. alkaline earth metals B. halogens C. noble gases D. alkali metals 相关知识点: 试题来源: 解析 D。解析:文中提到“the elements in Group 1, also known as the alkali metals”,即第一族的元素也被称为碱金属。
百度试题 结果1 题目___ elements in ___ Group 1 are called alkali metals. A. /; the B. The; a C. The; the D. The; / 相关知识点: 试题来源: 解析 D 反馈 收藏
Thus, culture includes language, ideas, beliefs, customs, codes, institutions, tools, techniques, works of art, rituals, and ceremonies, among other elements. The existence and use of culture depends upon an ability possessed by humans alone. This ability has been called variously the capacity ...
All parent elements of this element, going up to the ProjectRootElement. None if this itself is a ProjectRootElement. None if this itself has not been attached to a parent yet. (Inherited from ProjectElement) Children Get enumerable over all the children (Inherited from ProjectElem...
(so-called valence electrons), and for each element there is a sharp jump in the amount of energy required to remove the fourth electron, reflecting the fact that this electron must be removed from an inner shell. Consequently, the elements of the group have maximum oxidation numbers of ...
aCertain groupings of elements in the periodic table are designated by special names. The heavy, stepped, diagonal line on the table divides the elements into two major classed. Those to the left of the line are called metals, and those to the right, nonmetal. GroupⅠA elements are known...
and indicates the locations of the Office 2003 user interface elements (such as toolbars and menus) in the 2007 Office system user interface for Access, Excel, Outlook, PowerPoint, and Word. Click the following link to view and download the Office2007PolicySettingsAndUIOptions.xlsx workbook:http...
Called by MergeElementGroupPrototype immediately after the elements from the ElementGroupPrototype have been reconstituted, but before they are connected to the rest of the model. C++ 複製 protected: virtual void OnElementsReconstituted(Microsoft::VisualStudio::Modeling::MergeElementGroupEventArgs...
2 The elements in Group 17 of the Periodic Table are called the halogens. They form stable compounds with both metals and non-metals.The table gives some dat a about F2, HCl and CaF2F2HCI CaF2boiling point/K851882773relative formul a mass38.036.578.1(a)(i) State what is meant by the...
2 The elements in Group 17 of the Periodic Table are called the halogens. They form stable compounds with both metals and non-metals.The table gives some dat a about F2, HCl and CaF2.HCL CaF2boiling point/K851882773relative formul a mass38.036.578.1(a)(i) State what is meant by the ...