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Matter
| Question | Answer |
|---|---|
| Anything that has mass and takes up space. | matter |
| The amount of matter in something. | mass |
| The amount of space something occupies. | volume |
| Smallest unit of matter. | atom |
| Number of protons in an atom of a given element | atomic number |
| Number of protons plus the number of neutrons in an atom | atomic mass number |
| Center of the atom that has the protons and neutrons (heaviest part of the atom). | nucleus |
| Positive subatomic particle in the nucleus. | proton |
| Neutral subatomic particle in the nucleus | neutron |
| Negative subatomic particle that is around the outside of the nucleus. | electron |
| Ability to be flattened into a sheet; bendable, | malleable |
| Horizontal rows on periodic table.(across left to right) | periods |
| Vertical columns on periodic table.(up and down) | group or family |
| Shiny, good conductors, malleable, ductility. | metal |
| Poor conductors, brittle,mostly gases, dull. | nonmetal |
| matter that has the same composition and properties throughout. | substance |
| what something is made up of is called it's | composition |
| characteristic or trait;something that describes | property |
| a substance that is made up of atoms of two more different elements that are chemically bound | compound |
| any group of two or more atoms joined together. | molecule |
| made of two or more different substances mixed together that keep their individual properties | mixture |
| filtering, straining, or by evaporation. | how mixtures can be separated |
| Type of mixture where 2 or more substances are evenly mixed. Particles of the substances are so small that they cannot be easily seen. | homogeneous |
| also called solutions | homogeneous mixture |
| type of mixture where substances are not evenly mixed.The particles of the substances can be easily seen and separated. | heterogeneous |
| Hydrogen | H |
| Carbon | C |
| nitrogen | N |
| oxygen | O |
| chlorine | Cl |
| magnesium | Mg |
| zinc | Zn |
| calcium | Ca |
| phosphorus | P |
| Iodine | I |
| Silicon | Si |
| copper | Cu |
| aluminum | Al |
| silver | Ag |
| gold | Au |
| iron | Fe |
| helium | He |
| potassium | K |
| sodium | Na |
| flourine | Fl |
| unit of measure for mass | gram |
| unit of measurement for volume | liters, cm3 |
| Have properties that are similar to metals and nonmetals, found along the Zig zag line on PTE | metalloids |
| Elements to the left of the Zig zag line on PTE | metals |
| Elements to the right of the zig zag line on PTE | nonmetals |
| The ability to be drawn into a wire without breaking | ductile |
| Matter that is heavy for its size has this property | high density |
| This property describes a shiny surface which reflects light | luster |
| This property describes matter that heat and electricity moves through easily | Conductivity |
| This property describes being able to be hammered or bent into shape. | malleable |
| This property describes having a surface that is not shiny | Dull |
| This property describes matter that heat and electricity do not move through easily. | nonconductors or insulators |
| This property describes matter that will shatter if dropped or hammered. | Brittle |
| Molecule of an element | H2 |
| molecule of a compound | H2O |
| covalent bond | formed when valence electrons are shared between atoms |
| covalent bonds | nonmetal bonded to another nonmetal |
| ionic bond | formed when valence electrons are transferred from metal to nonmetal |
| ionic bond | metal bonds to nonmetal |
| chemical bond | force that holds atoms together in a molecule. |
| element | matter made up of only one type of atom |
| examples of homogeneous mixture | salt water, air, sweet tea |
| examples of heterogeneous mixture | salad, chex mix, supreme pizza |
Created by:
science7th
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