level: Acids and bases
Questions and Answers List
level questions: Acids and bases
| Question | Answer |
|---|---|
| What is the most acid colour on the ph scale | Red |
| What is the most alcaline colour on the ph scale | Purple |
| What is the colour of neutral on the ph scale | 7 |
| The ph scales goes from | 1-14 |
| What are the property’s of acids | They have a low ph Can kill cells Taste sour Can be corrosive React with carbonates to give co2 contains hydrogen ions |
| Sulphuric acid when you add it to something you put what at the end | Sulphate |
| Nitric acid when you add it to something you put what at the end | Nitrates |
| Hydroclhoric acid when you add it to something you put what at the end | Chloride |
| Salts are not table salts but | Metal salts |
| Acid + bases makes | Metal salt + water |
| Reactive metal + acid makes | Metal salt + hydrogen |
| Acid + carbonates makes | Metal salt + water + carbon dioxide |
| Alkalis/bases have | High ph Taste bitter Often feel soapy Can be corrosive Alkalis are soulable bases |