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Chapter 28
Revise Metals
| Question | Answer |
|---|---|
| What are the symbols for the following metals; Copper, Zinc, Aluminium, Iron, Silver and Gold? | Cu, Zn, Al, Fe, Ag, Au. |
| What are the symbols for the following non metals; Carbon, Oxygen, Nitrogen, Sulphur and Hydrogen? | C, O, N, S, H |
| Describe the physical properties of metals? | Conductive, Can be polished, Solid (except mercury), Conducts heat, Dense, Ductile, Malleable, High melting and boiling points. |
| What do the terms lustrous, malleable, ductile and conductive mean? | Lustrous: Can be polished, shines. Malleable: Can be easily bent and hammered. Ductile: Can be drawn into wire. Conductive: Can conduct heat and electricity. |
| How are alkali metals and mercury different to other metals? | They are very soft, can be cut with a knife, and mercury is liquid at room temperature. |
| What are group 1 metals called? | Alkali metals. |
| Describe the general properties of group 1 metals. | Soft, dulls quickly, flammable, reactive with water and air, low density metal. |
| What are group 2 metals called? | Alkali Earth metals. |
| Are the metals in group 2 as reactive as group 1 metals? | No. |
| Describe the reactions of metals with HCL. | The produce a salt and hydrogen gas. |
| Describe how you test for Hydrogen gas. | With a small amount in a test tube bring a lighted splint to it and listen for a pop. If there is a pop there was hydrogen. |
Created by:
SC Dave
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