'Molecular solids' diaporamas de présentation

Chapter 5. LIQUIDS AND SOLIDS

Chapter 5. LIQUIDS AND SOLIDS. INTERMOLECULAR FORCES. 5.1 The Origin of Intermolecular Forces 5.2 Ion-Dipole Forces 5.3 Dipole-Dipole Forces 5.4 London Forces 5.5 Hydrogen Bonding 5.6 Repulsions. LIQUID STRUCTURE. 5.7 Order in Liquids 5.8 Viscosity and Surface Tension.

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Intramolecular Forces

Intramolecular Forces. Forces (chemical bonds) within a molecule Typical value: 350 kJ/mol C-C bond. Intermolecular Forces. Forces between molecules Typical value: 20 kJ/mol H-bond 1 kJ/mol van der Waals. Dipole-dipole Forces If present usually dominate intermolecular

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Chapter 13

Chapter 13. Condensed States of Matter. States of Matter:. ______ - composed of particles packed closely together with little space between them. Solids maintain a _______ ____ .

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INTERMOLECULAR FORCES LIQUIDS AND SOLIDS

INTERMOLECULAR FORCES LIQUIDS AND SOLIDS. Chapter 11. STATES OF MATTER. Weak attractive forces between molecules. Inter molecular forces stronger. Strong inter molecular forces.

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Types of Solids

SCH 4U1. Types of Solids. We will classify solids into four types: Molecular Solids (Polar and NonPolar) Metallic Solids Ionic Solids Covalent network solids (2D and 3D). Types of Solids.

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Yanhong Hu, Postdoctoral Scholar , Kai Wang, Research Professor Donald Brenner, PI

Transferable, Quantum-Based Reactive Potentials for Simulating CHON Species: A Bridge Between ab initio Calculations and Condensed-Phase Reactive Dynamics. Yanhong Hu, Postdoctoral Scholar , Kai Wang, Research Professor Donald Brenner, PI Materials Science and Engineering

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ASOV Janvier 2012

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Periodic Table

Periodic Table. Unit IV. Mendeleev Arranged elements by their masses Moseley Arranged elements by their atomic number Modern periodic table. I History. Groups Columns on the table Contain the same number of valence electrons Periods Rows on the table Use the same energy levels.

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Bonding in Solids

Bonding in Solids. Sovay, Jen and Miranda. Overview. Physical properties of crystaline solids, such as melting point and hardness depend on the arrangements of particles and on the attractive forces between them. Molecular Solids.

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Bonding in Solids

Bonding in Solids. Sovay, Jen and Miranda. Overview. Physical properties of crystaline solids, such as melting point and hardness depend on the arrangements of particles and on the attractive forces between them. Molecular Solids.

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Types of Solids

Types of Solids. Amorphous solids have no significant long-range order. Crystalline solids have atoms/ions/molecules arranged in a regular pattern (lattice). Crystal Lattices. The repeating unit of the lattice is called the unit cell .

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Solids

Solids. Image:Wikimedia Commons User Alchemistry -hp. Types of Solids. Crystalline Solids: highly regular arrangement of their components. Amorphous solids: considerable disorder in their structures (glass, plastic). Representation of Components in a Crystalline Solid.

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Efficient factorization of van der Waals DFT functional

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To learn about the types of crystalline solids

Objectives. To learn about the types of crystalline solids To understand the interparticle forces in crystalline solids To learn how the bonding in metals determines metallic properties. A. The Solid State: Types of Solids. Crystalline solids. A. The Solid State: Types of Solids.

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Bonding in Solids

Bonding in Solids. Valentin Panyushenko Chris Zheng. Molecular Solids. Held together by intermolecular forces Forces are weak; solid soft; low melting points Typically gas or liquid in room temperature Ex. Ar, H 2 O, CO 2. Benzene Toluene Phenol

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Molecular Solids

Molecular Solids . Learning Objectives. After completing this content, you will able: . Explain polar molecular solids, non-polar molecular solids and hydrogen bonded molecular solids. Non polar Molecular Solids.

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Bonding in Solids

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Metals, Nonmetals and Metalloids

Metals, Nonmetals and Metalloids. Metals. Location: 2/3 of all elements, l eft of the ladder, most active lower left (Fr) Lose/gain: lose electrons to form positive ions (cations)

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States of Matter/ Gases

States of Matter/ Gases. Pg. 91 Foldable. Gases. Kinetic molecular theory: Small particles separated by empty space In constant random motion until they collide elastically (no energy lost) Can calculate the energy using mass and velocity (KE =1/2mv 2 ) Behavior of gases Low density

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Solid Carbon Dioxide

Solid Carbon Dioxide. By: Hayley and Mae. Molecular solids. Solids made of separate molecules packed together are known as discrete molecular substances . From the word molecular means composed of molecules. There are two forces present in discrete molecular substances.

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