'Outermost energy levels' diaporamas de présentation

Periodic Table Trend Review

Periodic Table Trend Review. To which group of the periodic table do lithium and potassium belong?. alkali metals transition metals halogens noble gases. Trends in the properties of elements in a group or period can be explained in terms of. binding energy. atomic number.

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Atomic Structure

Atomic Structure. Key. Atomic Number. 11. Na. Element symbol. Element name. Sodium. 22.99. Average atomic mass*. Key. Atomic Number Number of Protons Number of Electrons (when atom is neutrally charged) Property unique to each element. 11. Na. Sodium. 22.99. Key. 11. Na.

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What does an atom look like?

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Basic Chemistry

Basic Chemistry. What is matter?. Matter is anything that takes up space and has mass. Solid Liquid Gas. What is Energy?. Energy is the ability to do work or to put matter into motion. Kinetic energy- Movement Potential energy- Stored energy

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Bonds

The eternal mystery of the world is its comprehensibility - Albert Einstein. Bonds. Chemical Bonds. Chemical compounds are formed by the joining of two or more atoms. This point of union is called a bond. The bond means there is an attractive force between the atoms.

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Chapter 20

Chapter 20 . Elements and Their Properties Section 1- Metals. Metals. Metals usually have common properties- they are good conductors of heat and electricity. Metals are malleable , which means they can be hammered or rolled into sheets.

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The Periodic Table

The Periodic Table. Classification Activity:. You are a chemist studying all the known elements back in the 1860 s. There are only 60 known elements and you have to find a way to organize them into a chart. Let's practice first. Organize the shapes into groups. You have 5 minutes.

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3.3 Interactions of Matter

3.3 Interactions of Matter. Bonding. Chemical Compounds. Add to your notes!. Formed by the interactions of individual atoms. Electrons found in the outermost energy level dictate what kind of bonding will occur . A chemical compound is a group of atoms held together by chemical bonds.

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