Most useful metals?
Atomic number : 9
Atomic mass : 18.998403 u
Electron configuration : [He] 2s22p5
Electronegativity : 3.98
Oxidation states : −1, 0
Fluorine is a chemical element with the symbol F and atomic number 9. It is the lightest halogen and exists at standard conditions as a highly toxic, pale yellow diatomic gas.
As the most electronegative element, it is extremely reactive, as it reacts with all other elements, except for argon, neon, and helium.
atomic number | 47 |
---|---|
atomic weight | 107.868 |
melting point | 960.8 °C (1,861.4 °F) |
boiling point | 2,212 °C (4,014 °F) |
specific gravity | 10.5 (20 °C [68 °F]) |
oxidation states | +1, +2, +3 |
electron configuration | [Kr]4d105s1 |
Silver is one of the alleged valuable metals. As a result of its similar shortage, splendid white tone, flexibility, pliability, and protection from barometrical oxidation, silver has for quite some time been utilized in the assembling of coins, adornments, and gems.
Silver has the most elevated known electrical and warm conductivity, everything being equal, and is utilized in manufacturing printed electrical circuits and as a fume kept covering for electronic conduits; it is likewise alloyed with so much components as nickel or palladium for use in electrical contacts.
Silver likewise discovers use as an impetus for its novel capacity to change ethylene over to ethylene oxide, which is an antecedent of numerous natural mixtures. Silver is one of the noblest—that is, least artificially responsive—of the progress components.
Light, durable and functional: these are the qualities that make aluminium one of the key engineering materials of our time. We can find aluminium in the homes we live in, in the automobiles we drive, in the trains and aeroplanes that take us across long distances, in themobile phones and computers we use on a daily basis, in the shelves inside our fridges and in modern interior designs, but a mere 200 years ago very little was known about this metal.
symbol: Li
Atomic mass: 6.941 u
Atomic number: 3
Electron configuration: [He] 2s1
Van der Waals radius: 182 pm
Atomic radius: 152 pm
Lithium is a chemical element with the symbol Li and atomic number 3. It is a soft, silvery-white alkali metal. Under standard conditions, it is the lightest metal and the lightest solid element
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