jueves, 26 de enero de 2017

             Gold➧➧➧☺

CHARACTERISTICS:

It is yellow and soft. It is usually alloyed with other metals.

PROPERTIES:

It's malleable and ductile. Excellent conductor of heat and electricity.

APPLICATIONS:

It is used for jewelry, electronics and coins.

HISTORY:

Gold is a very appreciated metal with many applications in ancient times.

Healh and Enviroment: 

It is not toxic to humans and living creatures (in the right amount). It is not harmful for the environment. 



Resultado de imagen de goldResultado de imagen de gold


CHEMICAL COMPOSITION:

Resultado de imagen de gold chemical composition