Q58 of 61 Page 4

List different uses of metals that you come across in everyday life

Uses of Metals:
  • iron alloyed with other metals is used in trains, automobiles, aeroplanes, satellites and industrial gadgets
  • iron in the form of steel and in conjunction with cement is used to construct big buildings
  • aluminium and its alloys are used in making household items and aeroplanes
  • metals like copper iron and aluminium are used in making cooking utensils and water boilers
  • copper and aluminium are used in electric wires
  • gold and silver are used in making electrical contacts in computers and solar cells
  • gold and silver are used in jewellery
  • aluminium foils are used as packing material
  • in combined form metals are used as salt, cement and glass

    • More from this chapter

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    56 State some chemical properties on the basis of which metals can distinguished from non-metals. 57 Write some chemical properties of non metals 59 Mention the metals which are used for the following purpose i, domestic utensil and factory equipmentsii. jewelleriesiii. packaging food materialsiv. transport of electricityv. making of mirrorsvi. photography. 60 Choose appropriate words from the bracket and complete the statements
    i. noble gases are found in (free state / compound forms) ii, non metals are generally (malleable / brittle)iii. potassium after combustion will form (Acidic oxide / basic oxide)iv. (iodine / bromine) has antiseptic propertiesv. German silver has (copper / silver) as major constituent’.