Exercise 5
Cross
This is the last exercicie, the following cross must be completed
Cross |
1. | Term to describe the process when an acid reacts in aqueous solution with a base annulling their properties | 3. | Acid is a substance that liberates | 4. | Name used for a substance which reacts with a base | 5. | The name of an anion which is liberated by a base in aqueous medium (Arrhenius theory) |
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Down |
2. | Substance used in order to determine the pH of solutions | 6. | Indicator which turns red under acid solutions |
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