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Metals & Non-Metals

Revision of Metals And Non-Metals chapter

QuestionAnswer
What is an alloy? A mixture of two or more metals.
Name some alloys. Brass, Bronze, Solder, Stainless Steel
Give a use of Brass. Musical Instruments
Give a use of Bronze. Statues or Olympic Medals
Give a use of Stainless Steel. Cutlery
Name the two conditions necessary for rusting to occur. Oxygen and Water
What is Corrosion? An undesirable process whereby a metal is converted into one of its compounds.
List some methods of preventing corrosion. Painting, Galvanising, Greasing, Chromium Plating
Put the following metals in order of reactivity (most to least): Copper, Calcium, Mercury, Sodium Sodium, Calcium, Copper, Mercury
Put the following metals in order of reactivity (least to most): Zinc, Potassium, Silver, Aluminium Silver, Zinc, Aluminium, Potassium
Name the gas produced when a metal reacts with an acid. Hydrogen
Name the second substance produced when a metal reacts with an acid (other than the gas). A Salt
What word is used to describe when a metal can be hammered into shape easily? Malleable
What word is used to describe when a metal can be drawn into wires easily? Ductile
Created by: joeykenn