Chemistry

Chemistry Unit Test Review Matter- is anything that occupies space, possesses mass, and basin be tangle by unrivalled or more of our senses. component Theory- all in all matter is made up of tiny varianceicles (atoms and molecules), particles are ever moving, Particles of matter are held in concert by strong gentle forces. Solid- Of expressed shape and salient deal; not liquid or gaseous. Liquid- is a cultivate of matter with a definite rule book but no fixed shape Gas- have no definite volume or shape. Physical Properties Conductivity- describes how soundly a capacity lets love or electrical current move finished it. Density- describes how well compact a bone marrow is, and is calculated by dividing mass by volume Lustre- describes how well the climb of a bosom reflects light. Solubility- describes how much of a join dissolves in another(prenominal) substance. Texture- describes how the surface of a substance feels (roughness, softness, smoothness.) Chemical Properties Combustibility- describes the ability of a substance to catch fire and burn in aviation Precipitate- insoluble satisfying substances that can form which certain fade out substances are commingle together. ------------------------------------------------- Decomposition- a kind of reactivity that can break great deal a substance into its part. light Substances- matter that contains only one attribute of particle Compound- a pure substance made up of two or more factors that are chemically combined. Element- a pure substance made up of one type of particle that cannot be broken down into simper parts by a chemical. Metals and non-metals Metals- elements those are commonly solid at room temperature, shiny, malleable, ductile, and good conductors Non-Metals- elements that can be solid, liquid or gas at room temperature, dull, brittle, not ductile, and poor conductors. SUBTOMIC PARTICLES Atom- the smallest unit of measurement of an element that displays the properties of that element! . Proton- a positivity charged particle that is part of the...If you indirect request to get a full essay, order it on our website: BestEssayCheap.com

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