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Oct 18, 1000
Lead
Lead was discovered in 1000 BCE
The uses of this elements are;
-used to store corrosive liquids. -Lead is also used in cable covering, plumbing and ammunition. - -
Oct 19, 1250
Arsenic
Arsenic was discovered 1250
The uses of this element are;
- Have been used to make rat poison and some insecticides.
-Arsenic is used in bronzing, pyrotechnics and for hardening shot
-It is increasingly being used as a doping agent in solid state devices. -
Oct 19, 1500
Zinc
Zinc was discovered in 1500.
The uses of this element are ;
-Zinc metal is used for dry batteries, roof cladding, and to protect iron structures from corrosion by attaching zinc as sacrifical anodes. -Zinc metal is also used in lightweight coins. -
Antimony
Antimony was discovered in 1600 BCE
The uses of this element are ;
-Antimony is widely used in alloys, especially with lead in order to improve its hardness and mechanical strength, and in this form is used in batteries -Antimony compounds are used in manufacturing flame-proof compounds, paints, enamels, glass and pottery. -Antimony is also used in semiconductor technology in making infra-red detectors and diodes. -
Phosphorus
Phosphorus was discovered in 1669
The uses of this element are;
-used in the manufacture of safety matches, pyrotechnics, incendiary shells, smoke bombs, tracer bullets, etc. -phosphates are used in the production of special glasses, such as those used for sodium lamps -
Platnium
Planium was discovered in 1700.
The uses of this element are;
-jewellery
-platinum anodes are extensively used in cathodic protection systems for large ships and ocean-going vessels, pipelines, steel piers
-laboratory vessels, corrosion-resistant equipment -
Nickel
Nickel was discovered in 1751
The uses of this element are ;
-batteries
-electroplating
-Nickel is chiefly used in the making of alloys such as stainless steel. -
Nitrogen
Nitrogen was discovered in 1755.
The uses of this element are ;
-used by the electronics industry, which uses the gas as a blanketing medium during production of such components as transistors, diodes, etc. -used as an intert atmosphere in tanks of explosive liquid storage tanks, both in ground-based tanks and in ships -
Oxygen
Oxygen was discovered in 1774
The uses of this element are;
-Frequently used to aid respiration of patients in hospitals.
-Used in making methanol and ethene oxide. -Rocket fuel oxidant. -
Chlorine
Chlorine was discovered in 1774
The uses of this element are ;
-Production of safe drinking water the world over. Even the smallest water supplies are now usually chlorinated -Extensively used in the production of paper products, dye stuffs, textiles, petroleum products, medicines, antiseptics, insecticides, foodstuffs, solvents, paints, plastics, and many other consumer products -
Aluminum
Aluminum was discovered in 1825
The uses of this element are;
-Today, aluminum and aluminum alloys are used in a wide variety of products: cans, foils and kitchen utensils, as well as parts of airplanes, rockets and other items. -It can be deposited on the surface of glass to make mirrors, where a thin layer of aluminum oxide quickly forms that acts as a protective coating. -
Fluorine
Fluorie was discovered in 1886
The uses of this element are;
-In small amounts, fluorides in water sources prevent tooth decay. -Fluorine and its compounds are used in producing isotopically fractionated uranium. -
Argon
Argon was discovered in 1894,
The uses of this element are ;
-Used in electric light bulbs and in fluorescent tubes at a pressure of about 3 mm, photo tubes, glow tubes, etc. -Blanket for the production of titanium and other reactive elements -
Neon
Neon was discovered in 1898.
The uses of this element are;
-Used in making neon advertising signs, which accounts for its largest use. -Used to make high-voltage indicators, lightning arrestors, wave meter tubes, and TV tubes. -
Krypton
Krypton was discovered in 1898
The uses of this element are;
-Used in some photographic flash lamps for high-speed photography, lamps, UV-laser spectral line used for international measurement of a metre. -Used with argon as a low-pressure filling gas for fluorescent lights. -
Radium
Radium was discovered in 1898.
The uses of this element are;
-Radium was formerly used in the production of luminous paints, but this is now considered too hazardous.- The element gives off small amounts of radon gas which has been used to treat cancer, but this use is now also considered too toxic
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Actinium
Actinium was discovered in 1899
The uses of this element are;
-Thermoelectric power
-Source of neutrons -
Radon
Radon was discovered in 1900
The uses of this element are;
-Occasional therapeutic use
-Earthquake prediction
-Radiation therapy in hospitals -
Francium
Francium was discovered in 1939.
The uses of this element are;
-Has no uses for it only last for 22 miutes. -
Plutonium
Plutonium was discovered in 1940
The uses of this element are;
-Plutonium was used in several of the first atomic bombs, and is still used in bomb-making. -Plutonium is also a key material in the development of nuclear power. It has been used as a compact energy source on space missions such as the Apollo lunar missions. -
Americium
Americium was discovered in 944
The uses of this element are;
-Americium has few uses other than in smoke alarms
-It is of interest as it is part of the decay sequence that occurs in nuclear power production. -
Dubnium
Dubnium was discovered in 1970
The uses of this element are;
-It is only used in research. -
Ununbium
Ununbium was discovered in1996.
The uses of this element are ;
-Element 112 has no uses as only a very few atoms of this element have been identified. -
Carbon
(pre -history)
The uses of this elements are ;
-Used as a decorative tool in jewelry items.
-Used as a base for the ink that is used in inkjet printers.
-Used in the rims of automobiles as a black fume pigment. -
Sulfur
(pre-history)
uses ;
-sulfur is used in black gunpowder, matches, and fireworks.
-The element is used in the creation of steel and rubber. -
Helium
Helium was discovered in 1895
The uses of this element are;
-Filling balloons (blimps) as it is a much safer gas than hydrogen
-A protective gas for semiconductor materials
-A mixture of 80% helium and 20% oxygen is used as an artificial atmosphere for divers and others working under pressure. -
Polonium
Polonium was discovered in 1898.
The uses of this element are ;
-Mixed or alloyed with beryllium to provide a source of neutrons.
-Thermoelectric power in space satellites
-Used for eliminating static charges in textile mills (β-sources are more common and less dangerous) -
Tin
Tin was discovered 2100 BCE
The uses of this element are ;
-used to coat other metals to prevent corrosion or other chemical action (tin cans are made from tin coated steel) -Most window glass is made by floating molten glass on molten tin to produce a flat surface. -
Iron
Iron was discovered in 2500 BCE
The uses of this element is ;
-Most is used to manufacture steel.
-Iron chloride is an important compound that is used in treating sewage systems. It is also used as dye for cloth. It is also used as a coloring agent for paints. -
Silver
Silver was discovered 3000 BCE
The uses of these elements are ;
- Sterling silver is used for jewellery, silverware.
- used in mirror production and may be deposited on glass or metals.
-dental alloys -
Gold
Gold element was discovered in 3000 BCE
The uses of these elements are ;
-Gold is used in nanotechnology applications as colloids, conjugates, nanoparticle inks, nanoparticle solutions, and nanopowders.
-Gold is used extensively in jewellery -
Copper
Discovered in 5000 BCE
Some uses are ;
-The element copper is used extensively as an electrical conductor, for the making of copper tubing and pipes for plumbing in buildings and homes and for door knobs, sinks, coins and jewelry. -Presently, copper is used in building construction, power generation and transmission, electronic product manufacturing, and the production of industrial machinery and transportation vehicles.
