The meaning of NUCLEAR ATOM is a conceptual model of the atom developed by Ernest Rutherford in which a small positively charged nucleus is surrounded by planetary electrons.
Structure of the Atom The atom consists of a central, positively charged core, thenucleus, and negatively charged particles calledelectronsthat are found in orbits around the nucleus. The Nucleus Almost the entire mass of the atom is concentrated in the nucleus, which occupies only a tiny fractio...
这里主要取决于 the mass of这个词组里的the，虽然意思为“大量的”，但它后面的名词接的是单数形式，但如果是a mass of其后就接的是复数名词了！
2、Neutrons and protons are bound together in the nucleus of an atom.在一个原子的核内，中子和质子聚合在一起。3、A molecule of water consists of two atoms of hydrogen and one atom of oxygen.水分子由两个氢原子和一个氧原子构成。4、Two atoms of hydrogen combine with one atom of...
Answer to: The number of (a) ___ in the nucleus determines what element a substance is. If the number of (b) ___ changes, the atom is...
A. In the nucleus ExplanationThe majority of an atom's mass exists in the nucleus. The nucleus is the central part of an atom that contains protons and neutrons. Protons have a positive charge, while neutrons have no charge. Both protons and neutrons have a relatively large mass compared ...
Chemical process for fluorinating a tertiary carbon atom in the steroid nucleusUS4284558 * 1977年3月9日 1981年8月18日 Research Institute For Medicine And Chemistry, Inc. Chemical process for fluorinating a tertiary carbon atom in the steroid nucleus...
5. The nucleus of a hydrogen atom, for example, contains a single proton, while a helium nucleus contains two protons and two neutrons.6. The electrons in an atom are distributed in energy levels or shells around the nucleus, with each shell capable of holding a specific number ...
Assertion:The whole mass of the atom is concentrated in the nucleus. Reason:The whole mass of the atom is concentrated in the nucleus Reason:The mass of a nucleus can be either less than or more than the sum of the masses of nucleons present in it. ...
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 ...