Friday, July 31, 2015

Metals and non-metals



Metals and non-metals

The chemical elements can be broadly divided into metalsmetalloids and nonmetals according to their shared physical and chemical properties.

Elements

Physical properties of metals and non metals in detail

physical-and-chemical-properties-of-metals-nonmetals-and-metalloids-21-1aca0c7.jpg (400×228)

Metals and Nonmetals, Chemical Properties


Uses of metals:
1. Iron is used to make vehicles, machines, etc.
2. Copper and aluminium are used to make kitchen utensils, wires, etc.
3. Gold and silver are used to make jewellery and other decorative items
4. Tin is used to make cans
5. Aluminium is used in the making of aircraft bodies.

Uses of non- metals:
1. Carbon (diamond) is used in jeweleries.
2. Chlorine is used as a disinfectant, bleaching agent, etc.
3. Phosphorous is used in match-boxes and fertilizers.
4. Sulphur is used in vulcanizing rubber, fire crackers, detergents, paints, etc.
5. Iodine is used in the making of antiseptics.

Use of Common Non-Metals










Elements, Metals and Non metals ( Extra Knowledge)






Extra questions 
Quiz 1

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