An atom with an atomic number of 10 and a mass number of 24 would have . A) 14 electrons B) 24 protons C) 14 neutrons D) 10 neutrons Identify the part of the atom that most determines the chemical properties of the atom. A...
What is the atomic number of an element with 6 protons, 7 neutrons and 6 electrons? What is the atomic number of an element with 9 protons, 10 neutrons and 8 electrons? A) 10 B) 19 C) 9 D) 28 What is the atomic number of an element with 8 protons, 9 neutrons, and 8 electrons...
百度试题 结果1 题目10 An isotope of element Y has 19 protons and 20 neutrons in its nucleus. Which is the symbol for the ion of Y? B2039A YB19192039C YD1919 相关知识点: 试题来源: 解析 B 反馈 收藏
百度试题 结果1 题目6 An atom of element Q contains 19 electrons, 19 protons and 20 neutrons.What is Q? B A calcium B potassium C strontium D yttrium 相关知识点: 试题来源: 解析 B 反馈 收藏
ICSEC - Grade 09 - CHEMISTRY - Atomic Structure And Chemical Bonding - Q23
An element is a type of atom, and atoms typically have three components: positive protons, neutral neutrons, and negative electrons. What is the element definition in chemistry? An element is a substance made up of only one type of atom, all with the same number of protons. Gold offers a...
For example, the mass number of a carbon atom with 6 protons and 6 neutrons in its nucleus is 12. Isotopes Although all atoms of an element have the same number of protons in their nuclei, they may not all have the same number of neutrons. Atoms of an element with the same mass ...
it lies on the right-hand side of the modern periodic table. The neon element symbol is Ne. It has the atomic number 10. So, in the neon atom, the number of protons and electrons is 10 each. Themass numberof neon is 20 amu. So, the number of neutrons in the neon atom is 10. ...
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How many covalent bonds can be formed by atoms of carbon, oxygen, nitrogen, and hydrogen? What is the atomic number of an element with 10 protons, 11 neutrons, and 10 electrons? a) 11 b) 21 c) 10 d) 31 What is the...