en.wikipedia.org/wiki/Energy_level

For multi-electron atoms, interactions between ... in the ground state, the lowest energy levels are filled ...

www.quora.com/What-is-the-lowest-energy-level-in-an-atom

May 11, 2017 ... The “ground state” is the lowest energy level of a quantum system. What that state corresponds to depends significantly upon the atomic or ...

www.khanacademy.org/science/physics/quantum-physics/atoms-and-electrons/v/atomic-energy-levels

In this video, David explains how an atom can absorb and emit photons with particular ... Think of it this way, assume these energy levels are "orbits" (it really is ..... Electrons, if given the chance, will fall towards the lowest energy level they can.

www.ck12.org/c/physical-science/energy-level/lesson/Energy-Level-MS-PS

Nov 1, 2012 ... That one electron is in the first energy level. Bigger atoms have more electrons. Electrons are always added to the lowest energy level first until ...

www.flashcardmachine.com/chapter-16-test1.html

Apr 8, 2008 ... every atom of the same element has the same atomic number ... the lowest energy level of an atom is filled. its second level contains three ...

study.com/academy/lesson/what-is-an-energy-level-of-an-atom-definition-equation-quiz.html

Jan 4, 2016 ... In this lesson, you will learn about the possible energy states that an electron can have in an atom. You will also understand how these energy.

archives.library.illinois.edu/erec/University%20Archives/1505050/Rogers/Text5/Tx53/tx53.html

Our present model of the atom is based on the concept of energy levels for ... Electrons in this orbital are called s electrons and have the lowest energy of any ...

www.brooklyn.cuny.edu/bc/ahp/SDPS/SD.PS.electrons.html

Electrons in an s orbital may even be found right at the atomic center! ... At the lowest energy level, the one closest to the atomic center, there is a single 1s ...

imagine.gsfc.nasa.gov/science/toolbox/atom.html

The nucleus of an atom is surround by electrons that occupy shells, ... the energy level it normally occupies, is the state of lowest energy for that electron.