Chapter 8 Chemistry Vocab
Across
- 4. occurs when a compound is broken down into simpler substances
- 5. a substance that dissolves in water, dissociating completely into ions
- 6. a chemical showing the complete (undissociated) forms of all reactants and products
- 9. a reaction that forms water when an acid is mixed with a base
- 13. the new substance formed by a chemical reaction; it is shown to the right of the reaction arrow
- 15. a substance that produces hydrogen ions in aqueous solution; a proton donor
- 16. a base that completely dissociates to produce ions in solution
- 20. a chemical equation for a reaction in solution showing only those components that are directly involved in the reaction; strong electrolytes are represented as ions
- 22. the solid that forms in a precipitation reaction
- 23. the percent by mass of a component of a mixture or of a given element in a compound
- 24. a solid that readily dissolves in water
- 27. an ionic compound
- 28. a process in which one or more substances are changed into one or more new substances by the reorganization of component atoms
- 29. a chemical equation that has the same number of each type of atom on the product side and the reactant side
- 31. a formula that gives the exact numbers and types of atoms in a molecule of a substance
- 32. an oxidation–reduction reaction that involves
- 33. a small unit of mass equal to
Down
- 1. a chemical reaction in which a compound is formed from simpler materials
- 2. a reaction in which ions in two compounds exchange places, forming two new compounds
- 3. a chemical equation for a reaction in solution representing all strong electrolytes
- 7. the weighted average of the masses of all the isotopes of an element
- 8. a chemical reaction involving the transfer of electrons
- 10. a reaction in which a solid forms and separates from the solution as a solid
- 11. the number of atoms in exactly of pure 12C, equal to
- 12. ions present in solution that do not participate directly in a reaction
- 14. the starting substance of a chemical reaction shown to the left of the reaction arrow
- 17. a formula that gives the simplest whole number ratio of the atoms present in a compound
- 18. a substance that produces hydroxide ions in solution; a proton accepto
- 19. the number equal to the number of carbon atoms in exactly of pure 12C; Avogadro’s number; one mole represents
- 21. (slightly soluble solid) a solid that dissolves to such a small degree that it is not detectable to the naked eye
- 25. an acid that completely dissociates (ionizes) to produce ions in solution
- 26. a representation of chemical reaction using the formulas of the starting substances that react and the new substances that are formed
- 30. the mass in grams of one mole of a compound