百度试题 结果1 题目43. Which element has atoms with exactly four valence electrons in its ground state? C(A)Ca (B) Cr (C) Si(D)S 相关知识点: 试题来源: 解析 C 反馈 收藏
Which of the following groups of elements contains the most valence electrons? (a) Halogens (b) Chalcogens (c) Noble gases (d) Alkali metals Valence Electrons: Valence electrons are electrons in the outermost shell of an atom. ...
Valence electrons are electrons that are present in the outermost shell or orbit. Was this answer helpful? 1Similar Questions Q1 The penultimate and outermost orbit of an element contains 10 and 2 electrons respectively. If the outermost orbit is the fourth orbit, then the atomic number of the...
In which group do all the elements have the same number of valence electrons? The elements of which group in the periodic table release the most energy by gaining an electron? What element gains three electrons to fill its valence energy level?
To determine which of the given elements has the maximum electronegativity, we can follow these steps:1. Understand Electronegativity: Electronegativity is defined as the tendency of an atom to attract shared electrons in a che
Which of the following sets of molecules contains the same number of lone pairs of electrons in the central atom ? View Solution In which group all the elements do not have same number of valence electrons? View Solution Which of the following pairs of elements have same number of electrons...
aTechnology Officer 技术官员[translate] ain the trendy neighbourhood of Xintiandi 在Xintiandi时髦邻里[translate] ainsult to injury 侮辱到伤害[translate] aperiod increases, so does the energy shell in which the valence electrons occur. 正在翻译,请等待...[translate]...
Which of the following elements have 2 unpaired electrons and consequently are paramagnetic? Na, Mg, Al, Si, P, S, Cl, Ar 1. Indicate the number of unpaired electrons present in a beryllium atom. Is this atom paramagnetic or diamagnetic? 2. In...
The electrons that participate in chemical bonds are the valence electrons, which are the electrons found in an atoms outermost shell.的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在
Elements such asBoron and Aluminumhave 1 electron in the P block which has a max of 6 electrons. That electron is easier to steal because the configuration doesn't satisfy the octet rule or Hund's rule, so the configuration is not very stable, which makes it easier to steal the electron...