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AcidsBases&Salts
7th Physical Science
| Question | Answer |
|---|---|
| Any compound that increases the number of hydronium ions when dissolved in water. | acid |
| Any compound that increases the number of hydroxide ions when dissolved in water. | base |
| An ionic compound that forms when a metal atom replaces the hydrogen of an acid. | salt |
| A substance made up of atoms or ions of two or more different elements joined by chemical bonds. | compound |
| The smallest unit of an element that maintains the properties of that element. | atom |
| A substance that cannot be separated or broken down into simpler substances by chemical means; all atoms of an element have the same atomic number. | element. |
| The amount of a particular substance in a given quantity of a solution. | concentration |
| A property of matter that describes a substance's ability to participate in chemical reactions. | chemical property |
| A characteristic of a substance that does not involve a chemical change, such as density, color, malleability, melting point, or hardness. | physical property |
| able to burn or corrode | caustic |
| substance is one that will damage or destroy other substances with which it comes into contact by means of a chemical reaction. | corrosive |
| The reaction between an acid and a base in a water solution. | neutralization reaction |
| A homogeneous mixture throughout which two or more substances are uniformly dispersed. | solution |