science education teaching
Atomic Model
Common Substances
Year 10
Common Metals
Metal
Aluminium Cast Iron Copper
Symbol Properties
Al Fe Cu Soft, light, good conductor of heat and electricity, corrosion resistant Hard, brittle, magnetic, easily corroded Malleable, soft, good conductor of hear and electricity, corrodes slowly Soft, malleable, ductile, very dense, low melting point, good electrical conductor, corrosion resistant Soft, malleable, very dense, low melting point Hard, magnetic, corrosion resistant Malleable and ductile, soft, low melting point, good electrical conductor, corrosion resistant Malleable and ductile, soft, corrosion resistant Hard, low melting point, corrosion resistant
Uses
Cans, foil food wrap, power lines, roofing materials, boat hulls, aircraft Steel for construction industry, engine parts, tools Water pipes and tanks, roofing, electric wiring
Gold
Au
Jewellery, electronic circuits Plumbing, flashing, leadlight, ingredient in solder, car batteries Ingredient in alloys for coins, jewellery and stainless steel Jewellery, silverware, coins Tin plate, corrosion-resistant coatings, ingredient in solder Ingredient in brass, corrosion-resistant coatings (galvanising)
Lead Nickel
Pb Ni
Silver
Ag
Tin Zinc
Sn Zn
Common Substances
Substance
Gold Diamond Water Table salt Brass Soft drink Sea water
Type
Element Element Compound Compound Mixture Mixture Mixture
Composed of
Gold Carbon Hydrogen and oxygen Sodium and chlorine Copper and zinc Water, sugar, carbon dioxide and other compounds Water, sodium chloride and other compounds
Scientific Name
Gold Carbon Dihydrogen oxide Sodium chloride Brass
R Laugesen
16/07/2008
Atomic Model
Common Substances
Year 10
Classification
Complete this classification chart using the words: mixtures, element, compound.
all substances
pure substances
Complete these sentences
A ______________ is a substance that cannot be broken down into simpler substances. Some examples are __________, ____________ and ___________. A pure substance that can be broken down into simpler substances is called a ___________. An example is _________________. Groups of atoms joined together are called ________________. Elements combine to form _______________.
R Laugesen
16/07/2008
