'Unequal sharing' diaporamas de présentation

Biology Chemistry Unit Test Review

Biology Chemistry Unit Test Review. Images in this power point were obtained from Google Images. What is Matter? Anything that has _______ and _________ . What is Matter? Anything that has mass and volume . What is the smallest unit of matter? Hint : not a Chihuahua!.

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BONDING

BONDING. TOPIC 4. Terms. Covalent Bonding. Bonds Breaking them takes energy Making them gives off energy. Exothermic More energy is given off than put in Endothermic More energy is absorbed than given off Intra molecular Forces Forces within molecules (ionic, covalent and metallic)

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Chapter 6

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Test Review

Test Review . Chapter 6 (ALL). KEY. 1. Which of the following properties of a compound depends on the type of bonding between the atoms . Melting point Brittleness Boiling point Conductivity All of the above.

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Bonding and Isomerism

Bonding and Isomerism. Review and Introduction to Organic Chemistry. Where are electrons?. Atomic structure Atomic number Atomic weight Energy levels Electron configurations Energy Levels Sublevels Orbitals Lewis structures (electron dot structures). Ionic Compounds. Ionic bonds

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Y9 Booster

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Globalization and Education Prepared by Dr. John McKeown

Globalization and Education Prepared by Dr. John McKeown. What is globalization?. B rainstorm ideas about evidence of globalization in Bahrain and in the MENA region . What is globalization?

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Chapter 5

Chapter 5. The Periodic Law. History. Cannizzaro - 1860 presented a new method for determining mass of elements gave scientists a way to organize elements . History. Mendeleev -Russian 1869 organized elements according to mass and properties

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Social Stratification

Social Stratification. All societies distinguish among their members on the basis of certain characteristics. Social stratification. Almost every society in the course of human history has separated its members on the basis of certain characteristics.

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Chapter 8 Test Review

Chapter 8 Test Review. Polar- unequal sharing of electrons Non-polar - equal sharing of electrons Electronegativity- ability to attract electrons. Properties of Covalent bonds. Bond length decreases as number of covalent bonds increases .

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WATER AND THE FITNESS OF THE ENVIRONMENT

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Bonding

Bonding. Formulas. Chemical formulas Tell us what elements a compound contains and the exact number of the atoms of each element in a unit of that compound Examples: SiO 2 1 atom of Silicon 2 atoms of Oxygen CH 3 COOH 2 atoms of Carbon 4 atoms of Oxygen 2 atoms of Oxygen.

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Chemical Bonds Modern Chemistry : Chapter 6

Chemical Bonds Modern Chemistry : Chapter 6. Why ? How? What? Where?. Why?. Electromagnetism is 1 of the 4 universal forces Balance between repulsion & attraction Protons repel protons; electrons repel electrons VSEPR = valence shell electron pair repulsion

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POLARITY & VSEPR SHAPES

POLARITY & VSEPR SHAPES. Ionic: exchange of e- btn 2 atoms Covalent: equal sharing of e- btn 2 atoms Polar Covalent: unequal sharing of e- btn 2 atoms. How can we check for polarity?. Check difference in electronegativity btn the 2 atoms

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Nonpolar covalent bonds have an unequal sharing of electrons. True or False

Nonpolar covalent bonds have an unequal sharing of electrons. True or False. Of the three bond types listed below, which is the weakest? Ionic Covalent hydrogen. What is this functional group ( -NH 2 )called ?. Is this molecule a Alcohol Thiol Aldehyde Ketone Carboxylic acid. 35 Cl

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Week 4, Section Bonds: Tug of war for electrons

Week 4, Section Bonds: Tug of war for electrons. 9/30/05. H 2. H-H Do both atoms contribute equally to the bond?. HCl. Do both atoms contribute equally to the bond? Are the electrons in the bond shared equally by both atoms?. Polarity. Polarity is an unequal sharing of electrons

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Parallelism

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Bonding and Solution Review

Bonding and Solution Review. Shapes. Linear Trigonal Planer Bent Tetrahedral Trigonal Pyramidal Trigonal Bipyramidal See-Saw T-shaped Octahedral . Hybridization. Tells you the mix of sub orbitals s- 1, p-3, d-5, f-7 Flower petal method. Polarity .

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Gender regimes, employment and family. What is gender equality?

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Polar and Nonpolar Molecules

Polar and Nonpolar Molecules. Covalent Bonds. Covalent Bonds are formed when electrons are shared A Polar Covalent Bond has unequal sharing due to unequal electronegativity H2O A Nonpolar bond has equal electronegativity and equal sharing H2. Polar Bonds.

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