What element has the atomic number 01? Which element is a noble gas with 18 protons in the nucleus? What is the element based on its electron configuration (shown below)? 1s2 2s2 2p6 3s2 3p5 An atom of an element has the following groundstate configuration: (Kr)4d^105s^25p^b. a...
10 An isotope of element Y has 19 protons and 20 neutrons in its nucleus. Which is the symbol for the ion of Y?B A. ½{20}{0}x B ½{30}{3}Y* C $$ \begin{matrix} 2 0 \\ 1 9 \end{matrix} $$Y D. $$ _ { 1 9 } ^ { 3 9 } $$Y 相关知识点: 试题来源: ...
Which element is a noble gas with 18 protons in the nucleus? What is the element that forms a 3+ ion with electron configuration (Ar)3d^6? What is the chemical symbol for the potassium element in the periodic table? Which of the following is the name and symbol for the element with ...
Neutrons are about as massive as protons, and are found in the nucleus of the atom alongside protons. While protons have a positive charge and electrons have a negative charge, neutrons have no charge. Much how changing the number of electrons does not change the element itself, changing the ...
The mass number represents the number of protons plus neutrons in the nucleus of an atom of the element. The number of protons determines the element, but the number of neutrons in the atom of any one element can vary. Each variation is an isotope. The isotopes with the longest half ...
A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus. The term is also used to refer to a pure chemical substance composed of atoms with the same number of protons.[1] Common exampl...
High-energy protons interact with the nucleus of an atom in the same way as neutrons would (via strong interaction). Low-energy protons behave differently and have a much higher probability of interacting with electrons (via Coulomb interaction). Proton beams may, however, produce less accurate ...
Paint 14 balls each with the colors you have selected. Each color represents protons, neutrons, and electrons of the atom. The silicone atom is the represented by atomic number 14, which is how many protons are present in the nucleus. There are the same number of electrons as protons in ...
The number written to the right of the element's name is the mass number. The mass number represents the number of protons plus neutrons in the nucleus of an atom of the element. The number of protons determines the element, but the Did an asteroid—which contains iridium—kill off ...
From the given data, the corresponding elements and the number of each nucleons has to be found. Concept introduction: The smallest constituent of matter is atom. Each atom consist of subatomic particles called electrons, protons and neutrons. Protons and neutrons are...