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Chp 12 definitions
Chemistry Leaving cert Chapter 12 definitions only
Question | Answer |
---|---|
Acid | A substance that dissociates in water to produce H+ ions. |
Strong Acid | A substance that almost completely dissociates in water to give Hydrogen ions. |
Weak Acid | A substance that only slightly dissociates in water to give Hydrogen ions. |
Base | A substance that dissociates in water to produce OH- ions. |
Strong Base | A substance that dissociates in water almost completely to give Hydroxide ions. |
Weak Base | A substance that only slightly dissociates in water to produce Hydroxide ions. |
Bronsted-Lowry Definition | An acid is a proton donor, hence a base is a proton acceptor. |
Conjugate Acid-Base Pair | A pair consisting of an acid and a base that differ by one proton. |
Salt | A substance formed when the hydrogen ion from an acid is replaced by a metal or ammonium ion. |
Neutralisation | The reaction between an acid and a base to form a salt |