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Chapter 28

Revise Metals

QuestionAnswer
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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