Across
- 2. state in which atoms or molecules are loosely packed together, and can move past each other
- 4. the amount of matter contained in an object
- 6. - substances present after a chemical reaction; the outcome
- 8. - change in the chemical properties of a substance; results in the formation of a new substance
- 11. - mixture in which one substance (solvent) dissolves the other substances (solute)
- 13. - number appearing before a chemical formula in a chemical equation denoting how many molecules of that substance are involved in the reaction
- 17. - vertical column on the Periodic Table of Elements. All of the elements in a group have similar chemical properties
- 18. - describes a substance’s ability to be pounded flat and shaped
- 19. anything that has mass and takes up space
- 21. - Group 1 of the Periodic Table of Elements; highly reactive, soft, and brittle
- 22. a pure substance that cannot be broken down into simpler substances
- 23. - force of attraction between atoms in a molecule through sharing or redistribution of electrons
- 24. - how many electrons an element tends to give away or receive when bonding
- 26. - a process in which chemical bonds are broken and reform in different ways, resulting in the formation of new substances
- 28. the amount of space an object takes up
- 30. - a chemical reaction in which energy is released (through the breaking of chemical bonds). Feels hot to the touch.
- 33. - matter is never created or destroyed; in a chemical reaction, the mass of the reactants is equal to the mass of the products
- 35. - a chemical reaction in which products can escape, resulting in a lower mass
- 38. state in which atoms or molecules are packed closely together and do not move past each other
- 39. - two or more elements chemically bonded together
- 42. - related to the outermost electron orbital of an atom (where bonding takes place)
- 45. - horizontal row on the Periodic Table of Elements. All of the elements in a period have the same number of electron orbitals
- 46. - part of a solution that is dissolved
- 47. negatively charged particle that orbits the nucleus in distinct orbitals (shells)
- 50. - elements that are not malleable, not ductile, are poor conductors, and do not have luster
- 52. a particular kind of matter with uniform properties
- 53. - characteristic of a substance that can be observed or measured without changing the substance
- 54. - substances present before a chemical reaction; the “ingredients”
- 56. the ratio of an object’s mass to its volume
- 57. - shorthand method of describing a chemical reaction
- 58. - two or more substances in the same container, but not chemically bonded to each other
Down
- 1. - Group 2 of the Periodic Table; combine with elements from the Halogens to form salts
- 3. - mixture in which you cannot see the different parts; all of the parts are uniformly distributed
- 5. - change in the physical properties of a substance
- 7. the arrangement and density of atoms or molecules of a substance
- 9. state in which atoms or molecules are far apart from each other and free to move
- 10. - describes a substance’s ability to be stretched thin into wires
- 12. - mixture in which you can see the different parts and they can be easily separated
- 14. - two or more atoms chemically bonded together
- 15. - non-reactive gases. Their valence electron orbitals are full and complete
- 16. - a chemical reaction in which energy is absorbed (through the formation of chemical bonds). Feels cold to the touch.
- 20. - the average combined number of protons and neutrons found in the nucleus of one atom of an element, including all of its isotopes
- 25. - one, two, or three letter abbreviation for an element. First letter is capitalized, second is lowercase.
- 27. - characteristic of a substance that describes its ability to change into other substances
- 29. - chart used to organize known elements by their chemical properties
- 31. - solid that forms as a result of the reaction between two liquids
- 32. - a chemical reaction that is sealed, not allowing products to escape
- 34. the smallest particle of an element that retains the properties of that element
- 36. particle found in the nucleus of an atom that has no charge
- 37. - describes how easily an element will bond with other elements. Depends on valence electrons (outermost shell)
- 40. - elements that share characteristics with metals and nonmetals
- 41. Number - the combined number of protons and neutrons found in the nucleus of one atom of an element
- 43. - the number of protons found in the nucleus of one atom of an element
- 44. - small number appearing after a chemical symbol denoting how many atoms of that element are contained in one molecule of that compound
- 48. - describes a substance’s ability to transfer thermal or electrical energy
- 49. positively charged particle found in the nucleus of an atom
- 51. - hard, malleable, and ductile metals with variable oxidation states; Transition Metals are good conductors of heat and electricity
- 55. - part of a solution that dissolves the other substances