Characteristic properties
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This document discusses key concepts about matter including: - Physical properties of matter like density, viscosity, conductivity, malleability, hardness, and odor. - The differences between pure substances (elements and compounds) and mixtures, and how mixtures can be either homogeneous or heterogeneous. - Characteristics of chemical changes including changes in color, production of gas, and formation of precipitates. - Key terms like element, compound, colloid, and chemical/physical changes.
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Physical properties can be observed and measured without changing a substance's identity, and are used to identify substances. Examples of physical properties include boiling point, freezing point, melting point, conductivity, flexibility, color, and odor. Physical changes alter a substance's form but not its chemical properties, such as boiling, freezing, melting, bending, and dissolving. Chemical properties describe a substance's ability to undergo chemical reactions, like flammability and reactivity. Chemical changes produce new substances with different properties.
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Pure substances have a uniform, fixed composition and consistent properties. Elements contain only one type of atom, while compounds contain two or more elements joined in a fixed ratio. Mixtures have variable compositions and properties that depend on how evenly the parts are distributed. Distillation, filtration, evaporation, and other separation processes can be used to isolate or purify substances based on their physical properties.
Matter Notes
Matter is anything that takes up space and has mass, including invisible substances. It is made of elements, the basic building blocks of atoms, and compounds, which are combinations of two or more elements chemically bonded together. Matter can also exist as mixtures of elements and compounds mixed together without chemical bonds. Physical changes alter the state of matter between solid, liquid and gas, while chemical changes create new substances through chemical reactions.
Matter Notes
Matter is anything that takes up space and has mass, including invisible substances. It is made of elements, the basic building blocks of atoms, and compounds, which are combinations of two or more elements chemically bonded together. Matter can also exist as mixtures of elements and compounds mixed together without chemical bonds. Physical changes alter the state of matter between solid, liquid and gas, while chemical changes create new substances through chemical reactions.
Science powerpoint
The document discusses the classification and properties of matter. It defines pure substances as elements and compounds, which have a fixed composition, while mixtures can have varying compositions. Mixtures are classified as homogeneous if the parts are evenly distributed or heterogeneous if they are noticeably separated. The document also examines physical properties like density, hardness, and melting point. It reviews separation methods like filtration and distillation, and defines chemical properties like reactivity and flammability.
Characteristic+properties+of+matter
This document discusses characteristic properties of matter. It defines matter as anything that has mass and takes up space, and provides examples of common materials that are considered matter, such as plants, animals, rocks, water, air and oxygen. It explains that characteristic properties help scientists identify different types of matter, as they are unique to each substance and do not change even if the substance changes form. Characteristic properties for matter include physical properties, like state of matter, density and magnetic properties; and chemical properties, like flammability and reactivity with other substances. Identifying characteristic properties allows one to determine what kind of matter one is examining.
Properties of matter ppt
The document provides information on the key properties and states of matter. It defines matter as anything that has mass and takes up space, and discusses the three common states of matter - solids, liquids, and gases. It also describes phase changes, physical and chemical properties, and the differences between pure substances and mixtures.
Science powerpoint 10:30:12
This PowerPoint discusses classifying and separating matter. It defines mixtures as being made of two or more substances that are not chemically combined and can be separated physically. Pure substances are either elements or compounds. Elements are made of one type of atom, while compounds contain two or more elements chemically bonded together. Separation techniques include distillation, filtration, and evaporation, which separate substances based on properties like boiling point, particle size, and solubility. Chemical properties involve changes in a substance's composition, like flammability or reactivity with other materials through chemical reactions.
Similar to Characteristic properties (20)
Characteristic properties
- 1. Chapter 2 Powerpoint Dan Shelanski
- 2. Characteristic Properties • Density • Viscosity • Conductivity • Malleability • Hardness • Odor
- 3. Density M ______ D= Always in g/mL Quantitative V
- 4. Viscosity Resistance to flowing Can vary with temp. Qualitative
- 5. Conductivity The resistance to flowing of heat Can vary with temp. Quantitative
- 6. Malleability The ability of a solid to be hammered without shattering Qualitative
- 7. Hardness Comparative test between two objects to see which one will scrape the other Qualitative
- 8. Odor What something smells like (remember to waft) Qualitative
- 9. Classifying Matter A Mixture or Pure Substance?
- 10. Matter Pure Substance Mixture Element Compound Homogeneous Heterogeneous
- 11. Mixtures Two or more substances that are not chemically combined with each other and can be separated by physical means. The substances in a mixture retain their characteristic properties.
- 12. Element Simplest form of pure substance. They cannot be broken into anything else by physical or chemical means.
- 13. Compound Two or more pure substances (elements or compounds) chemically combined that do not retain their characteristic properties. They can be broken into simpler substances by chemical means.
- 14. Chemical Changes
- 15. Change in color Change in color is a clue that the matter has produced at least one new substance.
- 16. Production of gas When to substances are put together and they release bubbles/gas, it has made a chemical change.
- 17. Formation of a precipitate Any solid that forms a liquid mixture is called a precipitate.
- 18. Name 6 physical properties
- 19. What is a colliod?
- 20. Whats the difference between a heterogeneous mixture and a homogeneous mixture?
- 21. What is the smallest particle of an element?
- 22. Will a chemical change occur if a Mento is put into carbonated water? If so what type or types?
- 23. Bonus Will a banana explode if it is thrown in a large body of water?
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