'Elements combine' diaporamas de présentation

Chlorine Cl 2

Draw a line between the molecule and its name. Hydrogen chloride HCl. Chlorine Cl 2. Carbon dioxide CO 2. Methane CH 4. 8E Atoms and Elements. Objectives: There are billions of materials in our universe. Those materials are made up from about 100 elements only. atom. atom.

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Chlorine Cl 2

Draw a line between the molecule and its name. Hydrogen chloride HCl. Chlorine Cl 2. Carbon dioxide CO 2. Methane CH 4. 8E Atoms and Elements. Objectives: There are billions of materials in our universe. Those materials are made up from about 100 elements only. atom. atom.

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Unit 1: Atomic Structure AP Chemistry

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Warm Up

Warm Up. 1. A small amount of a strong smelling sulfur compound is dissolved in natural gas to give gas a detectable odor. Which substance is the solvent? 2. True or False: A mixture has a set ratio of components.

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Warm Up

Warm Up. 1. A small amount of a strong smelling sulfur compound is dissolved in natural gas to give gas a detectable odor. Which substance is the solvent? 2. True or False: A mixture has a set ratio of components.

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Elements, Compounds and Mixtures

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Elements, Compounds and Mixtures

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Models of the Atom a Historical Perspective

Models of the Atom a Historical Perspective. fire. Democritus. earth. air. water. Aristotle. Early Greek Theories. 400 B.C. - Democritus thought matter could not be divided indefinitely. This led to the idea of atoms in a void.

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What are characteristics for: Metal Nonmetal Metalloid

What are characteristics for: Metal Nonmetal Metalloid. The Periodic Table is a useful way to arrange elements. The vertical columns are called groups . The horizontal rows are called periods . Elements in the same group have similar properties.

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Elements, Compounds & Mixtures

Elements, Compounds & Mixtures. Elements. An element is a pure substance (only 1 type of particle) that cannot be separated into simpler substances by physical or chemical means. http://www.privatehand.com/flash/elements.html. Element. Compounds.

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Introduction to CHEMISTRY

Introduction to CHEMISTRY. Composition of Matter. Everything in Universe is composed of matter Matter is anything that occupies space (has volume) and has mass. Everything in Universe is composed of matter. Matter is everything around you. Matter is anything made of atoms and

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Compounds and Molecules

Compounds and Molecules. When two elements combine chemically it is called a compound. What is a compound?. How do you know how much of an element is in a compound?.

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Models of the Atom a Historical Perspective

Models of the Atom a Historical Perspective. fire. Democritus. earth. air. water. Aristotle. Early Greek Theories. This led to the idea of atoms in a void. 400 B.C. - Democritus thought matter could not be divided indefinitely.

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Law of Definite Proportions

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Discovery of atomic structure and periodicity

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Models of the Atom a Historical Perspective

Models of the Atom a Historical Perspective. fire. Democritus. earth. air. water. Aristotle. Early Greek Theories. This led to the idea of atoms are indestructible. 400 B.C. - Democritus thought matter could not be divided indefinitely.

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Compounds Science Anytime-Harcourt Brace

Compounds Science Anytime-Harcourt Brace. In this activity you will:. learn about compounds and how they are formed. write a paragraph using the facts that you find. Compounds. Compounds are formed when atoms of different elements are combined.

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Class 9 Science NCERT Solutions - Is Matter around us Pure?

NCERT Solutions for Class 9 Science. CBSE Class 9th Science chapter-2 Is Matter around us Pure? Online & Offline school classes for Class 9 Science.

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Chemistry

Chemistry. Key Learning: Understand the properties of matter and changes that occur when matter interacts in an open and closed system. . Unit Essential Question: How do the properties of matter change when matter interacts in an open and closed system?. Matter. Reactions. Periodic Table.

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