Gallium

Topic: Chemistry
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The substance was discovered in 1875 by Lecoq de Boisbaudran,
As he shared in the group of 13, Boron Group, and in the fourth period.
Gallium is as common as lead and there is a residual
aluminum production.
The melting point is 29.78 degrees, it melts, therefore, when you have it in your hand.
The substance is liquid to 2400 degrees, and freezing point is at 0 degrees.
It is currently used to bbbelminnen in computers.
The subject has 6 isotopes: Ga66, Ga 67, Ga68, Ga69, Ga 71, Ga 72nd
The stable isotopes are Ga69 and Ga71.
Gallium was skipped in the periodic table was created.
Atomummret is 31, atomic mass is 70.
The substance extracted from blah. from zinc and coal.
Solid gallium is so soft that it can be cut with a knife. The subject, a a bluish color in the air when it oxidizes. With halogens such as chlorine and bromine Gallium reacts violently.

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