GCSE Chemistry - Acids and Alkalis
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GCSE Chemistry - Acids and Alkalis - Leaderboard
GCSE Chemistry - Acids and Alkalis - Details
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21 questions
| 🇬🇧 | 🇬🇧 |
| What is a precipitate? | An insoluble salt formed when solutions are mixed together |
| Which ions do acids release in solution? | Hydrogen ions (H+) |
| Which ions do alkalis release in solution? | Hydroxide ions (OH-) |
| Predict the colour of the Universal Indicator in a strong alkaline solution? | Dark blue or purple |
| How is a concentrated acid different to a dilute acid? | More acid is dissolved per dm^3 |
| Describe a strong acid? | An acid that completely dissociates in solution |
| Give an example of a strong acid? | Hydrochloric Acid |
| What is the formula of sulfuric acid? | H2SO4 (Both numbers of bottom) |
| Describe a weak acid? | An acid that partially dissociates in solution |
| What is an alkali? | A base which is soluble in water |
| Which products form when an acid reacts with a metal? | Salt + Hydrogen |
| Which products form when an acid reacts with a metal carbonate? | Salt + Water + Carbon Dioxide |
| What is a precipitate? | An insoluble salt formed when solutions are mixed together |