'Good conductors' diaporamas de présentation

Electromagnetic waves - Review -

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Learning The Periodic Table of Elements

Learning The Periodic Table of Elements. What are Atoms?. Atoms are the simplest and smallest particle composed of protons , electrons , and neutrons . The number of protons in the nucleus of an atom is equal to its atomic number.

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Electronic Configuration Chemical Bonding Coordination

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TOPIC: Metals vs Nonmetals

TOPIC: Metals vs Nonmetals. Classifying the Elements. 2/3 (75%) of elements are metals Remaining elements: non-metals & metalloids (semi-metals) Metalloids: some properties of metals & some properties of nonmetals Staircase: dividing line between metals & nonmetals

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Bond, Chemical Bond

Bond, Chemical Bond. By Chloe Nagle. Bond, James Bond. Types of Bonding. Covalent Ionic Metallic. Ionic Bonding. Usually formed by metals and non-metals bonding. Oppositely charged atoms are attracted like magnets. One atom gives up and electron and the other atom takes that electron.

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Static Electricity and Lightning

Static Electricity and Lightning. 9.10. Advantages of Static Electricity. Pollution control in industry Removal of pollutants and dust from the air Chemical precipitation in industry. Disadvantages of Static Electricity. Hairs and dust cling to clothing

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Temperature, Heat, Thermal Expansion , and Heat Transfer

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The Periodic Table and Periodic Law

The Periodic Table and Periodic Law. Objectives: AHSGE Reading 4.3 Discern organizational patterns. Other AOD C.3.2 Recognize periodic trends of elements, including the number of valence electrons, atomic size, and reactivity. Family Calendar. Periodic Law.

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Metallic Bonds

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Chemical Bonding

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The Periodic Table

The Periodic Table. Periodic Table. Dmitri Mendeleev arranged the known elements by characteristics. He summarized his findings in the periodic law which states: When the elements are arranged in order of increasing mass , certain sets of properties recur periodically.

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Elements

Elements. Pgs 54-57. What is an element?. A pure substance than cannot be separated in to simpler substances by physical or chemical means. An Element Has O nly O ne T ype of Particle. A pure substance is one in which there is only one type of particle. Elements are pure substances.

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The Periodic Table

The Periodic Table. Discovering a Pattern. Dmitri Mendeleev- Russian Chemist- discovered a pattern to the element in 1869 First he arranged them by different properties (density, appearance, MP). After much thought he arranged them in order of increasing atomic mass.

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Group Names

Group Names. Group 1: Alkali metals except hydrogen Group 2: Alkaline Earth metals Groups 3-12: Transitional Metals Group 17: Halogens Group 18: Noble Gases .

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Physical Properties of Metals, Nonmetals, and Metalloids

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Chapter 1. Introduction

Chapter 1. Introduction. <Objectives> 1. List 6 property classifications of materials. 2 . Cite the four components of the discipline of materials science and engineering, and briefly describe the interrelationships between these components.

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METALS & NONMETALS

METALS & NONMETALS. Where are the metals and nonmetals on the PT? What are the properties of metals and nonmetals? What are metalloids?. METALS = LEFT SIDE OF PT NONMETALS = RIGHT SIDE OF PT (except Hydrogen) METALLOIDS = ALONG THE STAIRCASE (except Aluminum). PROPERTIES OF METALS.

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Conductors and Insulators

Conductors and Insulators. A conductor is a substance that allows electrons to move freely from one atom to another . Name 3 things that are good conductors: Silver Copper Gold. An insulator is a substance that electrons cannot move freely from one atom to another .

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