NAME THE ELEMENT

GOLD

GOLD

Name: Gold

Atomic number: 79

Atomic mass: 196.96657

Solid at room temperature

Used for jewelry and used in industries to make jewelry

INTERESTING FACTS

· The largest gold weighs 250 kg

· Gold is edible

· Gold has been discovered on every continent on earth.

· Or bodies contain about 0.02 in our bodies.

· Earthquakes turns water into gold.

PHYSICAL PROPERTIES

Gold is metallic, with a yellow color when in a mass, but when finely divided it may be black, ruby, or purple. It is the most malleable and ductile metal; 1 ounce of gold can be beaten out to 300 square feet. It is a soft metal and is usually alloyed to give it more strength. It is a good conductor of heat and electricity, and is unaffected by air and most reagents.


CHEMICAL PROPERTIES

Activity Gold is chemically inactive, it's extremely resistant to chemical action

Compounds Ready conductibility from compounds to metal.
Auric chloride and chloro-auric acid are its most common compounds.

Re activity with acids Aqua regalia, a mixture of nitric and hydrochloric acids, has the ability to dissolve gold

IsotopesIt has one stable isotope, 197Au

Reactivity with Non-metalsGold does not react with the Non-metals, except for halogens, with which it forms halides

Alloys Silver and platinum