WebAn element with a mass number of 11 and an atomic number of 5 has how many neutrons? answer choices . 11. 5. 6. 16. Tags: Question 16 . SURVEY . 30 seconds . Q. An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number. answer choices . 20. 10. 5. 25. Tags: WebApr 11, 2024 · Carbon, atomic number 6 B. Neon, atomic number 10 C. Fluorine, atomic number 9 D. Boron, atomic number 5 Neon, atomic number 10, is a stable element. …
Atomic structure - National 5 Chemistry Revision - BBC Bitesize
Web11. According to Molecular orbital theory which of the following statement is incorrect? (1) LUMO level for C2 C 2 molecule is σ2px σ 2 p x orbital. (2) In C2 C 2 molecules both the bonds π π are bonds. (3) C2 C 2 is paramagnetic but C22− C 2 2 - is diamagnetic. (4) In C22− C 2 2 - ion there is one σ σ and two π π bonds. WebJun 2, 2024 · The periodic table lists the atomic weight for each element, which can be used to find mass number, For hydrogen, for example, the atomic weight is 1.008. Each atom has an integer number of neutrons, … the loco motion singer kylie crossword
What Is The Element With An Atomic Number Of 15 - QnA
WebWe know that the atomic number of boron is 5 and the atomic mass number is about 11. Neutron = 11 – 5 = 6. Therefore, a boron atom has six neutrons. Based on the atomic number, mass number, and neutron number of the element, three things can be considered. These are isotope, isobar, and isotone. WebYou'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer. Question: An uncharge atom of boron has an atomic number of 5 and an … WebDetermine the number of protons, neutrons, and electrons in the following isotopes that are used in medical diagnoses: (a) atomic number 9, mass number 18, charge of 1− (b) atomic number 43, mass number 99, charge of 7+ (c) atomic number 53, atomic mass number 131, charge of 1− (d) atomic number 81, atomic mass number 201, charge of 1+ thelocla