'Electronic configuration' presentation slideshows

Chemistry

Chemistry. The origin of chemistry can be traced to alchemy, or the art of converting metals like copper to gold . Ionic Bonding. Bonds. What is a chemical bond? Electrostatic forces of attractions (between 2 atoms) between the nuclei of one atom and the electrons of the other atom.

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Chapter 3

Chapter 3. Minerals and Rocks. October 2012. Introduction to rock-forming Minerals. The Earth is composed of rocks. Rocks are aggregates of minerals . Minerals are composed of atoms. In order to understand rocks, we must first have an understanding of minerals.

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IB Chemistry ATOMIC THEORY

IB Chemistry ATOMIC THEORY. Atomic Structure. Atomic Structure. Atoms are very small ~ 10 -10 meters All atoms are made up of three sub-atomic particles: protons, neutrons and electrons. The protons and neutrons form a small positively charged nucleus

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S-Block Elements

S-Block Elements. ALKALI METALS. Chapter summary. Introduction Characteristic properties of the s-block elements . Variation in properties of the s-block elements of the First Group(Alkali Metals). Physical Properties. IA IIA. Li. Be. Mg. Na. Ca. K. Sr. Rb. Cs. Ba. Ra. Fr.

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Bonding, Molecular Shape & Structure

Bonding, Molecular Shape & Structure. By Dr. Fawaz Aldabbagh. http://www.nuigalway.ie/chem/Fawaz/fawaz.htm. The Periodic Table. Lewis Symbols. Represent the number of valence electrons as dots Valence number is the same as the Periodic Table Group Number. n = 1. n = 2.

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Who Wants to be an Atomic Structure Millionaire?

Who Wants to be an Atomic Structure Millionaire?. Put the following in order of occurrence in the Mass Spectrometer:. A: Acceleration. B : Ionisation. D: Deflection. C: Detection. The Correct order is:. B : Ionisation. A : Acceleration. D : Deflection. C : Detection. A : +1.

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IONISATION ENERGY

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METALS

METALS. INTRODUCTION. Most of the elements in the periodic table are metals. The crust of the earth is the biggest source of metals. Some soluble salts of metals are found in sea water. CHEMICAL PROPERTIES. http://www.youtube.com/watch?feature=player_detailpage&v=TvHo8Q64AXs.

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Hybrid Orbitals

Hybrid Orbitals. and how they affect the observed geometry around a C atom. Valence Electrons. Valence electrons are usually the s and p electrons in the outermost unfilled shell of an atom. For main group elements, the number of valence electrons is the same as the group number.

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PERIODIC CLASSIFICATION OF ELEMENTS

PERIODIC CLASSIFICATION OF ELEMENTS. Classification of elements: The arrangement of elements in such a manner that elements with similar properties are grouped together while elements with dissimilar properties are separated . The classifications are as follows.

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Science Year 10

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Quantum Numbers and Electronic Configuration

Quantum Numbers and Electronic Configuration.

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IB DP1 Chemistry HL Bonding

IB DP1 Chemistry HL Bonding. What makes atoms join together to make compounds?. Topic 14 : Bonding. 14.1 Shapes of molecules and ions 1 hour 14.1.1 Predict the shape and bond angles for species with five and six negative charge centres using the VSEPR theory. 14.2 Hybridization

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The following physical properties of the halogens: appearance and state at room temperature, volatility, and solubility

The following physical properties of the halogens: appearance and state at room temperature, volatility, and solubility in water and organic solvents. The classification of elements into s, p and d blocks.

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Advanced Higher Chemistry

Advanced Higher Chemistry. Unit 1 - Electronic structure and the periodic table (20 hours) Unit 2 - Principles of chemical reactions (40 hours) Unit 3 - Organic chemistry (40 hours) Chemical investigation (20 hours). Electronic structure and the Periodic Table. Electronic structure.

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n i = 1 ? n f = 3 n i = 6 ? n f = 5 n i = 4 ? n f = 2 n i = 3 ? n f = 6

Which one of these transitions in the Bohr hydrogen atom model leads to the emission of the photon with the longest wavelength? . n i = 1 ? n f = 3 n i = 6 ? n f = 5 n i = 4 ? n f = 2 n i = 3 ? n f = 6 n i = 5 ? n f = 1.

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Shape of orbitals

Shape of orbitals. s-orbital p-orbitals.

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Learning Objectives:

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= (valence or homopolar bond)

Covalent Bond. = (valence or homopolar bond). 2 atoms share electrons (two electrons=single bond) to equal amounts. no polarity. H 2 -molecule most simple example. More detailed picture: Overlap of 1s electron orbitals of H-atoms. Molecular orbitals. Click for coupled pendula analogy.

374 views • 5 slides