The atomic number (原子序数) is equal to the number of electrons per atom or, what is equivalent, the number of protons (质子) per nucleus.相关知识点: 阅读 文言文阅读 文言题类 文言文阅读——翻译 试题来源: 解析 [答案]原子序数等于每个原子的电子数或者相当于每个原子核的质子数。反馈...
(c) Complete the table. number of protonsnumber of electrons Na S^{2-} Cl_{2} 相关知识点: 试题来源: 解析 完成后的表格如下: | 物质 | 质子数 | 电子数 | |---|---|---| | Na | 11 | 11 | | S2- | 16 | 18 | | Cl2 | 34 | 34 | 1. **Na:** 中性钠原子有11个...
1The table lists the number of protons, neutrons and electrons in several different particles.particle number of number of number of(not chemical protons neutrons electrons symbols)C101D332E777898G8108H91010Which of the particles, C, D, E, F, G and H in the table, fit each of the ...
Thenumberofprotonsisequaltothatofelectronsandthewholeatomiselectricallyneutral. 因为质子数与电子数相等,因此整个原子呈电中性。 Whatwecallairisamixtureofseveraldifferentgases. 我们称之为“空气”的东西是数种气体的混合物。 Howcloseitwillbetozerodependsuponthetorqueconstant(转矩常数)oftheservomotor(伺服电动机)...
The atomic number (原子序数) is equal to the number of electrons per atom or, what is equivalent, the number of protons (质子) per nucleus.正确答案 点击免费查看答案 试题上传试题纠错猜您对下面的试题感兴趣:点击查看更多与本题相关的试题同位素是() A. 原子序数相同,但质量数不同 B. 原子序数...
The number of protons in the nucleus of an atom is referred to as the atomic number, or proton number, Z. The number of electrons in an electrically neutral atom is also equal to the atomic number, Z. The total mass of an atom is determined very nearly by the total number of protons...
The number of protons in an atom equals the number of ___. The sum of an atom's protons and neutrons is its What nuclide has 27 protons and 33 neutrons? The atomic mass is equal to: A. the number of neutrons. B. the number of protons plus the number of electrons. C. the number...
结果1 题目 (b)Complete the table to show the number of electrons, neutrons and protons in the chlorine atom and bromide ion shown.number of electrons number of neutrons number of protons特CI171817Br364435 相关知识点: 试题来源: 解析 18173635 反馈 收藏 ...
The atomic number(原子序数)is equal to the number of electrons per atom or, what is equivalent, the number of protons per nucleus(原子核).
Describe the structure of an atom.An atom consists of a nucleus, which contains protons and neutrons, surrounded by electrons. Protons have a positive charge, neutrons have no charge, and electrons have a negative charge. The number of protons determines