Electron configuration

Name: ______________________________________ Date: ________________________ Student Exploration: Electron Configuration Vocabulary: atomic number, atomic radius, Aufbau principle, chemical family, diagonal rule, electron configuration, Hund’s rule, orbital, Pauli exclusion principle, period, shell, spin, subshell Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Elvis Perkins, a rather shy fellow, is getting on the bus shown at right. Which seat do you think he will probably

9.1 Orbitals and Theories of Chemical Bonding 1. Which one of the statements concerning valence bond (VB) and molecular orbital (MO) bond theories is correct? a) MO theory predicts that electrons are localized between pairs of atoms. b) In VB theory, bonding electrons are delocalized over the molecule. c) MO theory accurately describes bonding in O2 and NO, VB theory does not. d) VB theory can describe molecular bonding in excited states. e) MO theory is used to accurately predict

Nanoscience is the branch of science which studies the phenomena on materials at atomic, molecular and macromolecular scales, where the properties can differ very much from that of bulk materials. Nanoparticles are like a bridge between bulk materials and atomic or molecular structures. Despite of its size, the bulk materials possess constant physical properties. But at nano-scale size dependent properties are generally observed. Hence in general the properties of materials change as their size approaches

affinity and solubility of carbon, as it does not form a carbide phase, relative to Ni and Co . This is attributed to copper’s filled 3d electron shell, possessing an electron configuration of [Ar] 3d104s1, which due to its symmetrical electronic configuration reduces reciprocal electronic repulsions. In addition, copper is able to transfer charge from the π electrons of the sp2 carbons to the empty 4s orbital of

Apoorav Joshi Mr. Yagar Chemistry 10C 12/7/2015 The Newest Elements There have been many elements that have been discovered in this world. The two latest elements that have been discovered are ununquadium and ununhexium. Ununquadium is element number 114 on the periodic table. It was given the official name of flerovium by the IUPAC in 2012. Ununhexium is element 116 on the periodic table. It was given the official name of livermorium by the IUPAC in 2012. There are two other elements that have

Lithium is the third element on the periodic table and is known as the lightest metal, and is half as dense as water. It is a part of the Alkali metals, meaning it is in the first group on the periodic table. Lithium is normally not found in nature, due to the fact that it has a very unstable nucleus. The name Lithium is derived from the Greek word lithos, which means “stone”. This name was likely given to Lithium due to the fact that it was discovered in the mineral petalite (LiAl(Si2O5)2) by Johann

Uncle Tungsten Summer Reading Assignment General Overview Uncle Tungsten is Oliver Sacks’s description of his early life filled with the logic, excitement, and anomalies of chemistry. In the beginning, Oliver Sacks is fascinated with metals and their properties, largely influenced by his Uncle Dave, who is better known as Uncle Tungsten. He asks Uncle Tungsten, his parents, and many others, questions about anything that intrigues him typically with chemistry in mind. Throughout his boyhood, he

Phosphorus (1)Phosphorus is a chemical element, its atomic number is 15 and on the periodic table it’s chemical symbol is P. (1)Phosphorus was discovered in 1669 by a man named, Hennig Brand. Hennig Brand was a German and found the element on accident. He was trying to process urine in hope of finding a compound in it that would turn regular metals into gold. As interesting as that sounds, Phosphorus is most commonly found in rock Phosphate This element is not found as a free element on earth it

magine you’re in 1886, in a silver mine, in Freiberg, Germany. There are many sweaty dirty guys around you and you happen to see one little shine in the corner of your eye. You start going to go grab it but before you do a person named Clemens Winkler grabs it first. Later becomes famous for discovering germanium and all that. Pretty boring right. Well that’s what this essay is about. It’s pretty boring, not going to lie, so will you just stay with me?This first part of me telling you about germanium

In my opinion, a map is a representation of real life situations scaled onto paper, used to further explain, describe and simplify information. It can be in the form of a model, a diagram or an actual map showing features of the earth. When my Geography teacher in Form 4 taught the class about Population, we couldn’t really grasp the concept of how to determine the stages of countries in terms of their birth rate and death rate, so he used the Demographic Transition Model that shows the stages of