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 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 elect...
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
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
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. ...
The substances that comprises of many atoms with equal number of protons are referred as elements. The combination of many blocks of atoms results in the formation of element. Every element has unique characteristics property. Answer and Explanation:1 ...
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 number make up an isotope of the element. All known elements have isotopes; some have more than others. Hydrogen,...
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...
ICSEC - Grade 09 - CHEMISTRY - Atomic Structure And Chemical Bonding - Q23
For the most common isotope of hydrogen (symbol 1H) each atom has one proton, one electron, and no neutrons. In the early universe, the formation of protons, the nuclei of hydrogen, occurred during the first second after the Big Bang. The emergence of neutral hydrogen atoms throughout the...
In chemistry, how can one tell if an element is able to be paired with another element? Are there any elements in neutron stars, and if so what are they? How do you show the number of protons and neutrons on a Bohr-Rutherford diagram?