Across
- 3. organ in your body that generates strong acid to aid in digestion
- 8. a negative ion made of oxygen and hydrogen (OH-)
- 9. the color that litmus paper turns in the presence of an acid
- 14. a neutralization reaction is an example of this type of chemical reaction
- 15. a substance with a pH of greater than 7
- 17. a reaction between an acid and a base, yielding a solution that is not as acidic or basic as the starting solutions were
- 18. substances that respond by changing color in the presence of an acid or base
- 19. the feeling that bases give to a substance
Down
- 1. dull base substance that builds up on the surface of pennies over time
- 2. something that "wears away" at another material
- 3. the flavor associated with acidic foods
- 4. an H atom that has lost its electron (H+)
- 5. the gas produced by the reaction of a gas with a metal
- 6. type of paper used as an indicator for acids and bases
- 7. a molecule that has a positive or negative charge
- 10. the color that litmus paper turns in the presence of a base
- 11. the flavor associated with base foods
- 12. gas produced by the reaction of a gas with a carbonate
- 13. an ionic compound that is made from a neutralization reaction
- 16. a substance with a pH of less than 7