![]() There you can find the metals, semi-conductor(s), non-metal(s), inert noble gas(ses), Halogens, Lanthanoides, Actinoids (rare earth elements) and transition metals. Please note that the elements do not show their natural relation towards each other as in the Periodic system. The first chemical element is Hydrogen and the last is Ununoctium. The chemical elements ofįor chemistry students and teachers: The tabular chart on the right is arranged by Atomic number. This list contains the 118 elements of chemistry. Separation and Concentration Purification RequestĬhemical elements listed by atomic number The elements of the periodic table sorted by atomic numberĬlick on any elements name for further chemical properties, environmental data or health effects.Plant Inspection & Process Optimalisation. Mass:39.0983 Atomic Number: 18 Symbol: K Common Uses: fertilizersĬalcium 20 th Element!!!!!!!!!! Symbol: Ca Mass: 40. Mass:39.948 Atomic number: 18 Symbol: Ar Common uses:electric light bulbs,protective atmosphere for growing silicon. Mass: 35.4527 Atomic number:17 Symbol: Cl Common Uses : PVC pipe used to provide safe drinking water, pools.Īrgon 18 th element. Sufur is a yellow crystalline solidĬhlorine 17 th element. Mass: 32.066 Atomic number: 16 Symbol: S Common uses : Sulphur is a component of black gunpowder. Mass:30.973761 Atomic number:15 Symbol: P Common uses: smoke bombs, tracer bullets Discovered by German alchemist Henning Brand. The definitive visualisation of all 118 elements is the periodic table of the elements, whose. Mass: 28.0855 Atomic Number : 14 Symbol: Si Common uses… Lubricants In medicine for silicon implants. atomic nucleus (i.e., the same atomic number, or Z). Mass: 26.981538 Atomic Number: 13 Symbol: Al Common uses: Cans And Kitchen Utensils Danish chemist Hans Christian created it. Mass:24.3050 Atomic number: 12 Symbol: Mg Common Uses: used in computers for radio-frequency shieldingĪluminum 13 th element. Mass: 22.989770 Atomic number: 11 Symbol: Na Common uses… sodium vapor is used in lamps for street lighting table salt Discovered by: Sir Humphry Davy in 1807. Neon 10 th Element Mass: 20.1797 Atomic Number:10 Symbol: Ne Common uses: neon advertising signs high-voltage indicators Neon was discovered in 1898 by Scottish chemist William Ramsay and English chemist Morris Travers Mass : 18.9984032 Atomic Number: 9 Symbol: F Common Uses: Types of fluorides in water sources prevent tooth decay. Mass: 15.9984032 Symbol: O Atomic number: 8 Common Uses: Breathe frequently used to aid respiration of patients in hospitals.įluorine 9 th element. Nitrogen 7 th element Mass:14.00674 Symbol: N Atomic number: 7 Common Uses… used in annealing stainless steel and other steel mill products Nitrogen was discovered by David Rutherford in 1772. ![]() Carbon is the second most abundant element in the human body. The first 20 elements of the periodic table are very crucial and are an integral part of our daily lives. Mass: 12.0107 Symbol : C Graphite is a form of carbon is combined with clays to make the ‘lead’ in pencils. Sir Humphry Davy, Joseph Louis Gay-Lussac and Louis Jacques Thenard first discovered boron in 1808.Ĭarbon 6 th element. Mass: 9.012182 Atomic#:4 Symbol: Be Common uses: high-speed aircraft, missiles, space vehicles and communication satellites.īoron 5 th element Mass: 10.86 Atomic number: 5 Symbol: B Common use: used to produce glass and ceramics. ![]() Mass : 6.941 Atomic Number: 3 Symbol: Li Common Uses … disposable and rechargeable batteries absorb neutrons in nuclear fusion.īeryillium 4 th element. ![]() Thermographic cameras(help see through smoke or rubble. The periodic table (see figure below) displays all of the known elements and is. For example, any atom with an atomic number of 8 (its nucleus contains 8 protons) is an oxygen atom, and any atom with a different number of protons would be a different element. Common uses : Helps NASA’s shuttles to get into space. An atom can be classified as a particular element based solely on its atomic number. Mass: 4.0026 Atomic number: 2 Symbol: He helium will not burn or react with other elements. ![]() Companies often use it for cooling rotors in electric power generators. In welding it is used for a shielding gas. Hydrogen Hydrogen is the first element. Presentation on theme: "First 20 Elements. ![]()
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