make a list of five articles used at home and school which are made up of metals or alloys.Write their composition in a tabular form.

 
Article Metal used Composition
Door Knob Bronze 90% copper + 10% zinc
Coins Copper-nickel alloy 25% nickel + 0.05-0.4% manganese + copper
Utensils Stainless steel  18% chromium + 8% nickel + 0.85 carbon + >50% iron
Bicycle frames Aluminium alloy 0.1-0.5% scandium + aluminium
Scissor Carbon steel 1% carbon +  iron


 

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