Exercise 5
Cross
This is the last exercicie, the following cross must be completed
Cross |
1. | Acids with two or more hidrogens | 4. | The name of an anion which is liberated by a base in aqueous medium (Arrhenius theory) | 5. | Name used for a substance which reacts with a base | 6. | A substance which donates a electron pair to form a covalent bond (Lewis Definition) | 7. | Acid is a substance that liberates | 9. | Term to describe the process when an acid reacts in aqueous solution with a base annulling their properties |
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Down |
2. | Indicator which turns red under acid solutions | 3. | Substance used in order to determine the pH of solutions | 8. | This is a strong monoprotic acid. It is used in explosives production, fertilizers |
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