The nucleus of an atom contains protons and neutrons. The nucleus carries a positive electrical charge. Electrons move around outside the nucleus. Electrons are organized into shells, which is a region where an electron is most likely found. Simple models show electrons orbiting the nuclear in a...
百度试题 结果1 题目The nucleus of an atom is _ of swiftly moving protons(质子)and neutrons(中子)that are bound together by very strong forces. A. consisted B. contained C. composed D. compressed相关知识点: 试题来源: 解析 C 反馈 收藏 ...
原子的中心,即原子核,包含了带正电荷的微粒,称为“质子”。The center, ___ nucleus, of an atom contains positively
anow its much nicer in teh house agian 现在它好在再房子里 [translate] aThe nucleus of an atom consists of 原子的中坚力量包括 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 瑞典语翻译 希腊语翻译 51La ...
原子的中心,即原子核,包含了带正电荷的微粒,称为“质子”。The center, ___ nucleus, of an atom contains positively charged particles called protons. A、and B、or C、but D、for 点击查看答案手机看题 你可能感兴趣的试题 单项选择题 债券价格与市场利率呈()变化。 A. 反向 B. 同向 C. 不确定 ...
The nucleus of an atom contains A) protons B) electrons C) neutrons D) protons and neutrons E) protons and electrons An atom has 15 protons and 15 neutrons. Which of the following is an isotope to this atom? a. An atom ...
Moseley understood atomic number to be the exact number of positive charges (later found by Ernest Rutherford to be protons) in the nucleus of an atom.Bohr’s model of atomic structure ~ 1913In 1913 Neils Bohr proposed the Bohr model of atom that incorporated the idea of quantum physics ...
题目 The nucleus of the atom is composed of swiftly moving protons and neutrons that are___together by very strong forces. (A) mixed (B) propelled推进(C) pounded打击(D)bound 相关知识点: 试题来源: 解析 held 反馈 收藏
Nuclear fission is the splitting of the nucleus of an atom. Only a few elements are suitable for use in this way, the most important ones being Uranium-235, Uranium-233, and Plutonium-239. When a nucleus of one of these elements is struck by a free neutron it breaks down into two lig...
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