'Core electrons' presentation slideshows

Ions

Ions. Objectives. Determine the number of valence electrons in an atom of a representative element Explain how the octet rule applies to atoms of metallic and non- metellic elements Describe how cations and anions form. Valence Electrons.

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Chapter 6. Bonding

Chapter 6. Bonding. 6.1 Types of Chemical Bonds 6.2 Electronegativity 6.3 Bond Polarity and Dipole Moments 6.4 Ions: Electron Configurations and Sizes 6.5 Formation of Binary Ionic Compounds 6.6 Partial Ionic Character of Covalent Bonds 6.7 The Covalent Chemical Bond: A Model

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Periodic Law

Periodic Law. Chapter 7. Topics. 7.1 Development of the table 7.2 Effective Nuclear Charge 7.3 Size of atoms/ions 7.4 Ionization Energy 7.5 Metals, Nonmetals, and Metalloids 7.6 Group Trends. Problem Set. Chapter 7 - Worth 4% on the test

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Lecture VII

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Lecture VII

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Chapter Eight

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The Periodic Table

The Periodic Table. Metals, Nonmetals, & Metalloids, Families, Periodic Trends. Periodic Properties of the Elements. Modern periodic table arranged in order of increasing atomic number. 1869: Dmitri Mendeleev and Lothar Meyer publish identical tables. Mendeleev gets the

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Norm-conserving pseudopotentials and basis sets in electronic structure calculations

Norm-conserving pseudopotentials and basis sets in electronic structure calculations. Javier Junquera Universidad de Cantabria. Outline. Pseudopotentials Why pseudopotential approach is useful Orthogonalized Plane Waves (1940) Pseudopotential transformation (1959)

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Introducing the Elements

Introducing the Elements. The Element Song. 1869: Dmitri Mendeleev. Russian chemist Arranged elements in tabular form so that elements with similar properties were in the same column When listed in order by mass, elements generally repeat properties in groups of 8 (Law of Octaves).

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The Development of the Periodic Table

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Chapter 7 periodic trends

Chapter 7 periodic trends. http://www.sparknotes.com/chemistry/fundamentals/atomicstructure/section3.rhtml. Development of the Periodic Table. 1869 Mendeleev & Meyer publish nearly identical classifications of elements. Mendeleev. Meyer.

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Periodic Table

Periodic Table. 1894-1918. Ancient Times. H. He. Midd. -1700. 1923-1961. 1965-. 1735-1843. 1843-1886. Li. Be. B. C. N. O. F. Ne. Na. Mg. Al. Si. P. S. Cl. Ar. K. Ca. Sc. Ti. V. Cr. Mn. Fe. Co. Ni. Cu. Zn. Ga. Ge. As. Se. Br. Kr. Rb. Sr. Y. Zr. Nb.

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Unit 4 (FREE ELECTRON THEORY)MATERIAL SCIENCE

Unit 4 (FREE ELECTRON THEORY)MATERIAL SCIENCE. Derivation of electrical conductivity ,thermal conductivity and Weidmann Franz Law was done manually on board Rest of the topics are as follows:. DRUDE LORENTZ THEORY. Why mobile electrons appear in some solids and not others?.

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IV. Electron Configuration (p. 105 - 116, 128 - 139)

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Chapter 20 The Transition Metals

Chapter 20 The Transition Metals. Survey of Transition Metals General Properties Transition metals have similar reactivity across the period Representative Elements: filling valence shells as you go across a period Transition Metals: filling core subshells (d or f) as you go across a period

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Lesson 18: Life on the Edge

Lesson 18: Life on the Edge. Valence and Core Electrons. Key Question. Why do elements in the same group in the periodic table have similar properties?. You will be able to:. create a shell model diagram of an atom, placing the correct number of electrons in the correct shells

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C. Periodic Patterns

p. s. d (n-1). f (n-2). C. Periodic Patterns. Shorthand (Noble gas) Configuration Core e - : Go up one row and over to the Noble Gas. Valence e - : On the next row, fill in the # of e - in each sublevel. C. Periodic Patterns. Example - Germanium. [Ar]. 4s 2. 3d 10. 4p 2.

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