'Polar bond' diaporamas de présentation

Excited Atoms & Atomic Structure

Excited Atoms & Atomic Structure. The Quantum Mechanical Picture of the Atom. Basic Postulates of Quantum Theory

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$$$ Quiz $$$ Covalent Bonding and Naming

$$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent. $1. A bond in which electrons are exchanged or taken. ionic. $1. How many valence electrons are in an atom of selenium?. 6. $1.

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$$$ Quiz $$$ Covalent Bonding and Naming

$$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent. $1. A bond in which electrons are exchanged or taken. ionic. $1. How many valence electrons are in an atom of selenium?. 6. $1.

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$$$ Quiz $$$ Covalent Bonding and Naming

$$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent. $1. A bond in which electrons are exchanged or taken. ionic. $1. How many valence electrons are in an atom of selenium?. 6. $1.

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Objectives #1-2: Introduction to Chemical Bonding

Objectives #1-2: Introduction to Chemical Bonding. The Bonding Process Chemical bonds form so as to lower the energy of each atom involved in the bond Usually only involves the valence electrons in atoms

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Chemistry 102 Deming

Chemistry 102 Deming. Week 1 Monday 8-6-12. Chemistry 102. Organic and Biochemistry for the Allied Health Fields Dr Mark Deming. Introduction. We are about try and cover an introduction to organic chemistry and biochemistry This is very ambitious.

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Matter and atomic structure

Matter and atomic structure. Chapter 3 . SECTION 3.1 What are elements?. The physical world that surrounds you and all living things are composed of matter. Matter is, essentially, anything that has mass and volume. On Earth , matter is found in three states: Solid Liquid Gas

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Chemical Bonds

Chemical Bonds. Ch. 5 Summary.

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Orientation to Bio & Chem

Orientation to Bio & Chem. By the end of this class you should understand:. The organization of the fields of science Characteristics common to all living things The organization of living things, and humans in particular The nature of atoms, bonds, and polarity

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Molecular Shape and Polarity

Molecular Shape and Polarity. The Importance of Geometry in Determining Physical Properties. Structure Determines Properties. It is important to understand structure in order to predict properties Structure can be predicted Predicting molecular structure begins with Lewis Dot Diagrams.

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Bonding Basics

Bonding Basics. Bell Work 11/15. 6CF? How many Carbon atoms are in the above molecule. How many Flourine atoms are in the above molecule? C?H??O? How many Carbon atoms are in the above molecule. How many Hydrogen atoms are in the above molecule?.

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The VSEPR model can be extended to molecules by treating atoms in succession as central atoms.

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Electronegativity?

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Drawing Lewis structures

Drawing Lewis structures. Calculate the total number of valence electrons in the compound. Choose the central atom and place the remaining atoms symmetrically around the central atom. Place one electron pair (or a line) between each pair of bonded atoms.

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Assignment # 32

Assignment # 32. Polarity & Naming Covalent Compounds. There can be UNEQUAL sharing of electrons in a bond. DRAW the Lewis Dot Structure for: HF. Polarity of Bonds Electronegativity ? + and ? - Dipoles. BOND TYPE BY ELECTRONEGATIVITY 0-0.4 nonpolar >0.4 is polar ?2.0 is ionic.

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Assignment #33

Assignment #33. Polarity & Naming Covalent Compounds. There can be UNEQUAL sharing of electrons in a bond. DRAW the Lewis Dot Structure for: HF. Polarity of Bonds Electronegativity ? + and ? - Dipoles. BOND TYPE BY ELECTRONEGATIVITY 0-0.4 nonpolar >0.4 is polar ?2.0 is ionic.

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Shapes & Polarity of Molecules

Shapes & Polarity of Molecules. Homework Review. 3.5 Based on the information in Fig. 2-14 on p. 103, state whether each of the following compounds is ionic or covalent. a) BrCl b) HCl c) KCl d) CaBr 2. Homework Review. 3.6

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Polar Molecules

Polar Molecules. Section 4.4. Polar Bonds. Polar Bonds - look up electronegativity values for each element on the periodic table, then determine the difference: <0.4 non-polar bond 0.5-1.7 polar bond 1.8+ Ionic bond (only if a non-metal and a metal). Examples.

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Stability in bonding

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