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Curium

Curium (Cm) Symbol Cm Atomic Number 96 Atomic Mass (247) g.mol -1 Discovered by G.T. Seaborg in 1944 Group... View Article

Thorium

Thorium Symbol Th Atomic Number 90 Atomic Mass 232.038 g.mol −1 Discovered by Jöns Jacob Berzelius in 1829 What is... View Article

Seaborgium

Seaborgium Symbol Sg Atomic Number 106 Atomic Mass 269 g.mol -1 Discovered by It was discovered by Albert Ghiorso and named it... View Article

Radium

Radium Symbol Ra Atomic Number 88 Atomic Mass 226 g.mol −1 Discovered by Marie Sklodowska Curie and Perre Curie in 1898... View Article

Actinium

Actinium Symbol Ac Atomic Number 89 Atomic Mass 227 g mol -1 Discovered by Andre Debierne in 1899 Element... View Article

Oxoacids of Halogen Family

If the acid contains oxygen (called an oxoacid), then the suffixes –ous and –ic can be used which represent the lower and higher number of... View Article

Mendeleev Periodic Table

Mendeleev Periodic Table - We all know that there are 118 elements present in our periodic table. Out of these 118 elements, 94 elements are... View Article

Roentgenium

Roentgenium Symbol Rg Atomic Number 111 Atomic Mass 282 amu Discovered by Peter Armbruster and Gottfried Münzenberg in 1994... View Article

Indium

Indium Symbol In Atomic Number 49 Atomic Mass 114.82 g.mol-1 Discovered by Ferdinand Reich 1863 Group 13 Melting... View Article

Copernicium

Copernicium Copernicium Symbol Cn Copernicium Atomic Number 112 Copernicium Atomic Mass 285 g.mol −1 Discovered by Gesellschaft... View Article

Cadmium

Cadmium Symbol Cd Atomic Number 48 Atomic Mass 112.414 Discovered by Cadmium was discovered by Friedrich Stromeyer... View Article

Technetium

Technetium Technetium Symbol Tc Technetium Atomic Number 43 Technetium Atomic Mass 97 g.mol-1 Discovered by Carlo Perrier and... View Article

Rhodium

Rhodium Symbol Rh Atomic Number 45 Atomic Mass 102.91 g.mol -1 Discovered by William Wollaston in 1803 Group 9... View Article

Tin (Sn Element)

Tin (Sn Element) Symbol Sn Atomic Number 50 Atomic Mass 118.71 g.mol -1 Discovery approx 2100BC Chemical Properties... View Article