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Metals and Alloys

Metals and Alloys

Metals and Alloys. Properties and Applications. Ferrous alloys. Plain carbon steels Alloy steels Stainless steels Cast irons. Low-carbon steels. Contain less than 0.25%C Not very responsive to heat treatments soft, weak, tough and ductile Machinable, weldable, not expensive

By bernad
(616 views)

Atoms and Elements

Atoms and Elements

Atoms and Elements. Chapter 4. Dalton’s symbols for elements. Element Names and Symbols . Element Ele name symbol 1 or 2 letters (occasionally 3) 1 st letter is capitalized, 2 nd letter is lower case. Distribution of the common elements in nature. 3.2.

By hugh
(347 views)

Water (and calories)

Water (and calories)

Water (and calories). (Note change of topic order). DVD on Calories. Experiential Exposition of Calorie. Energy and Engineering Properties. calorie = amt of Energy required to raise 1 gram H 2 0 1 °C C alorie (kcal) = amt of Energy required to raise 1 liter H 2 0 1 C °

By barney
(86 views)

The Preparation of Catalytic Materials

The Preparation of Catalytic Materials

The Preparation of Catalytic Materials. 朱信 Hsin Chu Professor Dept. of Environmental Eng. National Cheng Kung University. 1. Introduction. Catalysts Metals: Pt, Pd, Rh Metal oxides: V 2 O 5 Carriers Al 2 O 3 , SiO 2 , TiO 2 , or crystalline alumina-silicates (zeolites)

By alexandre
(265 views)

Electricity

Electricity

Electricity. Current Voltage Resistance Current, Voltage, Resistance characteristics AC DC Plugs Earth Fuses Power. Current. Current is the amount of charge flowing past a point in a given time Current (A) = Charge (C) / time (s) Current read by an ammeter – connected in series.

By nan
(189 views)

Chapter 7: Periodic Properties of the Elements

Chapter 7: Periodic Properties of the Elements

Electronegativity. Ionization Energy & Electron Affinity. Ionization Energy & Electron Affinity. Electronegativity. Chapter 7: Periodic Properties of the Elements. There are a number of atomic characteristics that either increase or decrease along the periodic table. Atomic Radius:

By misha
(628 views)

4.1 COMPOUNDS AND MOLECULES

4.1 COMPOUNDS AND MOLECULES

4.1 COMPOUNDS AND MOLECULES. ELEMENTS – a review…. Made of individual atoms. Cannot be broken down into simpler substances. Listed on the periodic table. Created to be the building blocks of all matter. MIXTURES – a review…. Different substances just placed together.

By belinda
(171 views)

Properties of Polymers

Properties of Polymers

Properties of Polymers. Different polymers have different properties. Properties can depend on how the polymer is made. Learning Outcomes. All are able to state that monomers used to make plastics will affect the properties.

By leanne
(419 views)

Chapter 13 – States of Matter

Chapter 13 – States of Matter

Chapter 13 – States of Matter. Chem 311 Period 3. Kinetic Theory : All matter consists of tiny particles in CONSTANT MOTION PARTICLES IN GAS are small, hard sphere w/ insignificant volume Particles are relatively far apart (compared to those of solids / liquids)

By samantha
(111 views)

Chapter 17: Continental Arc Magmatism

Chapter 17: Continental Arc Magmatism

Chapter 17: Continental Arc Magmatism. Potential differences with respect to Island Arcs: Thick sialic crust contrasts greatly with mantle-derived partial melts may ® more pronounced effects of contamination

By libitha
(287 views)

The Structure of Matter Chapter 6

The Structure of Matter Chapter 6

The Structure of Matter Chapter 6. Section 1: Compounds and Molecules. Bellringer. Study the models of the water molecule, H 2 O, and the carbon dioxide molecule, CO 2 , and then answer the items that follow. 1. Name some similarities between the molecules of H 2 O and CO 2 .

By quinta
(119 views)

Ch. 4: “The Structure of Matter” Section 1: “Compounds & Molecules”

Ch. 4: “The Structure of Matter” Section 1: “Compounds & Molecules”

Ch. 4: “The Structure of Matter” Section 1: “Compounds & Molecules”. SR 4.1, pg. 114, #1-8. 1. Classify the following substances as mixtures or compounds. a. air b. CO c. SnF 2 d. pure water. a. mixture b. compound c. compound d. compound.

By tuari
(403 views)

Organizing Elements

Organizing Elements

Organizing Elements. ** You need to add what is in RED to your notes. Mendeleev. He noticed that some elements had similar chemical and physical properties. He wrote each elements name and known information on cards and tried various arrangements.

By elma
(186 views)

Ionic bonding

Ionic bonding

Ionic bonding. Non directional bond- strength of bond equal in all directions. Conducts electricity when MOLTEN or in SOLUTION(aq). High melting point and boiling point hard solids. Covalent bonding. The sharing of electrons.

By marged
(97 views)

Families on the Periodic Table

Families on the Periodic Table

Families on the Periodic Table. Alkali Metals. Elements Solids: Lithium Potassium Sodium Rubidium Cesium Francium. Characteristics Soft Dull silver color Low density Low melting point. Reacts w/ halogens to form salts Reacts w/ water to form strong alkaline hydroxides.

By jenny
(100 views)

General Science I Sem. Review

General Science I Sem. Review

General Science I Sem. Review. Final Jeopardy. The Scientific Method 100. Define hypothesis. A testable statement. Ex) If you wear high heels instead of running shoes, then you won’t run as far. Back. The Scientific Method 200. Define observation. A statement made using the senses.

By kalare
(62 views)

Element, Compound & Mixtures

Element, Compound & Mixtures

Element, Compound & Mixtures. Adi Bintoro, S.Pd. Element, Compound and Mixtures . Element (Metal & non-Metal). Metal Charactheristics Hard (some of metal are soft) Shiny Good conductor for heat & electric current. http://saft7.com. http://www.meteorites-for-sale-meteorite-sales.com.

By adsila
(114 views)

Metals, Nonmetals, and Metalloids

Metals, Nonmetals, and Metalloids

Metals, Nonmetals, and Metalloids. METALS. Most elements are metals 88 elements to the left of the stairstep line are metals or metal-like elements . Physical Properties of Metals. Luster ( shiny ) Good conductors of heat and electricity High density (heavy for their size)

By binta
(219 views)

P-BLOCK ELEMENTS.

P-BLOCK ELEMENTS.

P-BLOCK ELEMENTS. Families. Alkali Metals. Alkaline Earth Metals. Noble Gases. Halogens. Carbon Family. Nitrogen Family. Boron Family. Oxygen Family. Transition metals. Lanthanides. Actinides. Main Group Elements. Include: Alkali Metals (Group 1)

By nusa
(1113 views)

Groups/Families on the Periodic Table (PART ONE)

Groups/Families on the Periodic Table (PART ONE)

Groups/Families on the Periodic Table (PART ONE). August 15, 2012. Catalyst. Mystery Elements! Use your periodic table and the clues below to determine the identity of 2 mystery elements: This element is located in Group 1 and Period 2 of the periodic table. It is an ingredient in batteries.

By shaina
(102 views)

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