Science, asked by Anonymous, 13 days ago

19. (a) State five characteristics of metals in five characteristics of nonmetals.
(b) State five uses of metals and five uses of nonmetals.

Answers

Answered by spoorthibaba60
2

Answer:

a) state five characteristic of mental in

Answered by TYKE
1

a) Metals

Shiny

High melting points

Good conductors of electricity

Good conductors of heat

High Density

Non-metals

Dull

Low melting points

Poor conductors of electricity

Poor conductors of heat

Low Density

b)Uses of metals

  • Gold, Platinum and silver are used as jewelleries and ornaments.
  • Iron and steel are used for construction purpose.
  • Aluminium, steel are used as utensils.
  • Mercury is used in thermometer and helps to check the temperature.
  • Aluminium are used as insulation wires.

Uses of non metals

  • Oxygen is used for breathing.
  • Chlorine is used for purifying water.
  • Phosphorous is used in crackers.
  • Non - metals like nitrogen is used in fertilizers.
  • Graphite is used as a good conductor of electricity

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