百度试题 结果1 题目The atomic number of an element represents the number of ___. A. protons B. neutrons C. electrons D. protons and neutrons 相关知识点: 试题来源: 解析 A。元素的原子序数代表质子数(protons)。反馈 收藏
The atomic number indicates ___. A. the number of neutrons in a nucleus B. the total number of neutrons and protons in a nucleus C. the number of protons or electrons in a neutral atom D. the number of atoms in 1 g of an element E. the ...
A. The number of protons B. The number of neutrons C. The number of electrons D. The sum of protons and neutrons 相关知识点: 试题来源: 解析 A。原子序数由质子数决定。选项 A 正确,原子序数等于质子数。选项 B 中子数不能决定原子序数。选项 C 电子数在原子呈电中性时等于质子数,但不是决定原...
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...
The atomic number Z is the number of ___ in the nucleus.Here’s the best way to solve it. Solution Share The atomic number Z is the number of ___ in ...View the full answer Previous question Next questionNot the question you...
A. the number of protons in an atom B. the number of neutrons in an atom C. the number of electrons in an atom D. the total number of particles in an atom 相关知识点: 试题来源: 解析 A。元素的原子序数告诉我们一个原子中的质子数。原子序数等于质子数,选项 B 中子数不能由原子序数确...
The atomic number is equal to the number of ___ in a nucleus.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线题库手机刷题,以提高学习效率,是学习的生产力工具
Atomic number (the number of protons in the nucleus), not atomic mass number (the number of protons and neutrons), determines chemical behavior. 子句类型: 宾语从句 连接词: THAT 3. 句子成分 主句 We [主语] now [状语] know [谓语] something. [宾语] 分句-1 Atomic number (the number...
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...
Atoms – Nucleus (3) Atomic Mass Unit (amu) – Unit used to measure the relative masses of subatomic particles; A proton has a mass of 1 amu. (4) Atomic Number – Indicates the number of protons found in the nucleus of an atom. Atoms – Nucleus Neutrons – Neutral charge (1) ...