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Review sheet Atomic Structure, Electron Configuration, and Periodic
Review sheet Atomic Structure, Electron Configuration, and Periodic

... Identify groups as vertical columns on the periodic table. Know that main group elements in the same group have similar properties, the same number of valence electrons and the same oxidation number. Understand that reactivity increases as you go down within a group for metals and decreases for nonm ...
Chapter 5 Notes
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... The s-block elements consist of the elements in groups 1 and 2 of the periodic table. Electrons from these elements fill the s orbital of each period. Group 1 (ALKALI METALS) fill the s orbital with 1 electron. These elements are considered to be reactive metals because they are not readily found in ...
The Periodic Table of the Elements
The Periodic Table of the Elements

... • Most elements do not exist in their ‘pure’ form but combine with other elements to form substances with properties different from the elements themselves. • A compound is a substance that consists of two or more elements that are chemically combined in specific proportions. • Compounds are formed ...
number of protons - Waterford Public Schools
number of protons - Waterford Public Schools

...  Metals lose electrons, so they form cations  Non-metals gain electrons, so they form anions  Can be determined by looking at the Periodic Table  Since ions are formed by losing or gaining valence electrons, the group number also represents the charge the elements in that group like to form! ...
Writing and Naming Chemical Formulas
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Unit 4 Periodic Table Packet 2016-2017
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The Periodic Law Notes (Chapter 5) – Part 2
The Periodic Law Notes (Chapter 5) – Part 2

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Unit 3: The Periodic Table
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Chemistry Answers - Heathcote School and Science College
Chemistry Answers - Heathcote School and Science College

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Chapter 2 Elements are made up of small particles called atoms. All
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Power point notes - Social Circle City Schools

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vocab - SALAZAR!!
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... - both worked independently and came up with similar idea at the same time - within months of each other - question of publication and presentation of findings Mendeleev - called the “father of periodic table” 1. mainly because his table was based on both physical and chemical properties; Meyer's ta ...
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... As you go across a period in the d-block the radius also stays about the same because only inner electrons are added. These inner electrons shield the 4s electrons from the nuclear charge. With effectively the same valence electrons and atomic radius, transition metals have very similar chemical pro ...
Essential Standard: 8.P.1 Understand the properties of matter and
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... BOTTOMLINE: The history behind the creation of the Periodic Table begins with humans seeking to impose order on nature so they could better understand it. Looking for and recognizing a pattern in the occurrence of atoms is at the heart of the work of Dmitri Mendeleev. The scientific beauty of the pe ...
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chapter8

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modern chemistry section 4-1 review hapter 4 review
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... The number of atoms or groups of atoms in a formula is given by putting a small number just below and behind the symbol(s). As the appearance of a symbol indicates one atom is present, a 1 isn’t written (you put NaCl not Na1Cl1). In some formulae, brackets are used to avoid ambiguity. Aluminium sulp ...
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2202 Chapter 1 - Eric G. Lambert School
2202 Chapter 1 - Eric G. Lambert School

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chemistry 110 lecture
chemistry 110 lecture

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Chemistry Revision Guide - Mr Cartlidge`s Science Blog
Chemistry Revision Guide - Mr Cartlidge`s Science Blog

... It is important for chemists to be able to purify the compounds they make, this is because the impurities could be dangerous or just un-useful. This is especially true for chemists making compounds that are consumed by people such as drugs or food additives since the impurities may be toxic which wo ...
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Alkaline earth metal

The alkaline earth metals are six chemical elements in column (group) 2 of the Periodic table. They are beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra). They have very similar properties: they are all shiny, silvery-white, somewhat reactive metals at standard temperature and pressure.Structurally, they have in common an outer s- electron shell which is full;. that is, this orbital contains its full complement of two electrons, which these elements readily lose to form cations with charge +2, and an oxidation state (oxidation number) of +2.All the discovered alkaline earth metals occur in nature. Experiments have been conducted to attempt the synthesis of element 120, the next potential member of the group, but they have all met with failure.
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