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6th Chemistry Review
Fletcher's 6th Grade Chemistry Test Review
| Term | Definition |
|---|---|
| Equal | The mass of the reactants is _______ to the mass of the products in a Chemical Equation |
| Element | The simplest pure substance that contains atoms of just one type. |
| Plasma | The highest energy phase of matter |
| Precipitate | An insoluble solid that emerges from a chemical reaction of two or more liquids |
| Molecule | Two or more atoms that are chemically combined |
| Metals | Elements to the left of the zig zag line on the periodic table |
| Molecule | The smallest type of matter that can be called a compound |
| Reactants | The substances on the left side of a chemical Reaction |
| Metalloids | Elements that have properties of both metals & Non-Metals |
| Hydrogen | There are two atoms of ____ in a molecule of water |
| Recombined | Atoms are never created or destroyed in chemical reactions just _____ |
| Period | Elements with atoms that have the same # of energy rings |
| Subscript | a # that cannot be changed when balancing chemical equations |
| Ductile | The ability of a metal to be drawn into thin wires |
| Coefficient | A # that can be changed when balancing chemical equations |
| Mixture | 2 or more substances mixed but not chemically combined |
| Energy | Something given off by all chemical reactions |
| Family | Elements found in a column on the Periodic Table |
| Yields | The arrow in a chemical equation |
| Malleable | Metals can be hammered into thin sheets because they are _____ |
| Chemical Reaction | What is an unexpected color change an indication of? |
| Neutral | What type of charge does a Neutron have |
| Compound | 2 or more different elements chemically bonded |
| Endothermic Reaction | a reaction in which heat energy is drawn in |
| Periodic | Something with a regular repeating pattern is also called ______ |
| Positive | The nucleus has this type of charge |
| Nucleus | The part of an atom that gives it its mass |
| Valence | The # of electrons on the outer energy level of an atom |
| Proton | What is the positive sub atomic part on an atom? |