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Grade 10 Chem Review
Grade 10 Chemistry Unit Test Review
| Question | Answer |
|---|---|
| What is a Chemical Property? | - how a substance reacts with another to form something new |
| What is a Physical Property? | - characteristic abotu the substance eg. size shape or form |
| What are the two types of Matter? | - Pure Substances & Mixtures |
| What are the two types of Pure Substances? | - Elements & Compounds |
| What are the two types of Mixtures? | - solutions & Heterogeneous Mixtures |
| How do you test for Oxygen? | - Glowing Splint bursts back into Flames |
| How do you test for Hydrogen? | - Flaming splint makes a popping sound |
| How do you test for Carbon Dioxide? | - Limewater turns milky |
| How do you test for Water Vapour? | - Cobalt Chloride Test Paper turns from blue to red |
| What is an ionic compound? | - A bond between metals & non-metals |
| What is a molecular compound? | - A bond between non-metals |
| What is a Hydrate? | - a Solid that contains liquid particles |
| What is the Law of Conservation Mass? | - Total mass of reactants is equal to the total mass of Product |
| What are the Five types of Chemical Reactions? | - Synthesis, Decomposition, Single Displacement Reaction, Double Displacement Reaction, Combustion |
| What is the difference between a complete and incomplete combustion? | Complete make carbon dioxide and water, incomplete creates other materials |
| What are the properties of Acids? | - produce hydrogen gas- good conductors of electricity- dissolved in water- sour tasting |
| What are the properties of Bases? | - bitter tasting- alkaline- contains hydroxide |
| What is in the formula for acids? | - Hydrogen |
| What is in the formula for bases? | - Hydroxide |
| what is Neutralization? | - Chemical reaction between acids and bases that create salt and water |
| What colour does BTB turn when an acid is present? | - yellow |
| What colour does phenolthapein turn when a base is present? | - pink |
| How do pH paper indicate an acid or base? | - yellow/orange when acid is present, green when base is present |
| What will colour will litmus paper turn when an acid or base is present? | - Red for a acid, Blue for base |
Created by:
lil_bela
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