What does the atomic number of an element tell you about the element? Structure of Atom: An atom comprises of a very tiny and dense particle called nucleus, which carries the protons and neutrons in it, while electrons are found in the orbit of suitable quantum number surrounding...
What does the atomic number describe? (a) a number of neutrons (b) atomic weight (c) number of protons (d) mass. The mass number of an element is 18. It contains 7 electrons. What is the number of protons and neutrons in it? What is atomic number of the element?
What is the atomic number determined by in English? 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。
What is the atomic number of iron-58? What is the atomic number of radon? What does the atomic number of an element represent? What is the atomic number for uranium? Explore our homework questions and answers library Search Browse Browse by subject...
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百度试题 结果1 题目What is the atomic number of an element?ps:Please answered in English 相关知识点: 试题来源: 解析 最佳答案译文,什么是元素的原子序数?It is the number of an element in thePeriodic table of the elements.
What happens to the atomic number in positron decay? Positron Decay: Positron decay is more commonly known as beta plus decay. It is the form of beta decay characterized by ejecting a positron from the nucleus rather than an electron. The opposite charge of the ejected particle also coincides...
百度试题 结果1 题目2.3. What is the atomic number of Fe? A. 26 B. 56 C. 28 D. 58 相关知识点: 试题来源: 解析 A
Atomic number is the number of protons in the nucleus of an element. It defines the position of the element in the periodic table. Atomic weight, which is a another number that appears next to the element's symbol, is an average of the atomic masses of all the isotopes of that element...
This is the number of protons in the nucleus of each atom. What is the atomic number of this helium atom? A neutral atom must have equal numbers of protons and electrons, so the atomic number of an element also gives the number of electrons. Helium has 2 protons, so its atomic number...