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。
If you know the atomic number and the mass number of an isotope of an element, how can you determine the number of protons and neutrons? Answer and Explanation: The atomic number is equal to the number of protons in an atom. For ...
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THEATOMICNUMBER(原子序数)ISEQUALTOTHENUMBEROFELECTRONS 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...
the order of an element in Mendeleyev's table of the elements; equal to the number of protons in the nucleus or electrons in the neutral state of an atom of an element 英文 词典里"atomic number"的近义词 英文 叙词表中“atomic number"的另一个词是number。 number atomic...
The "atomic number" of an atom is equal to the number of protons it contains. The "mass number" or "atomic mass" of an atom is the sum of the number of both protons and neutrons in its nucleus What is an Atomic Number? Anatomic numberis the number ofprotonscontained within the nucleu...
Accordingly, the number of protons, which is always equal to the number of electrons in the neutral atom, is also the atomic number. An atom of iron has 26 protons in its nucleus; therefore, the atomic number of iron is 26 and its ranking on the periodic table of chemical elements is ...
解析 omic number is,however,defined in terms of protons,because electrons are lost or gained when ions ions are formed in chemical reactions.您的回答被采纳后将获得系统奖励20(财富值+经验... 分析总结。 您的回答被采纳后将获得系统奖励20财富值经验...
两个逗号之间的however有什么作用?例句:Atomic number is,however,defined in terms of protons,because electrons are lost or gained when ions ions are formed in chemical reactions.
nucleus. Accordingly, the number ofprotons, which is always equal to the number ofelectronsin the neutral atom, is also the atomic number. Anatomofironhas 26 protons in its nucleus; therefore, the atomic number of iron is 26 and its ranking on the periodic table of chemical elements is 26...