Latest Posts

Vermiculture

Table of Contents What is Vermiculture? Vermicompost Preparation How to Multiply Earthworms in Large Scale? Merits of Vermicomposting Safety Measures... View Article

Erbium

Erbium Symbol Er Atomic Number 68 Atomic Mass 167.26 g.mol -1 Discovered by Nobel Institute for Physics in 1957 Chemical... View Article

Ytterbium

Ytterbium Symbol Yb Atomic Number 70 Atomic Mass 173.045 Discovered by Ytterbium was discovered by Jean Charles Galissard de Marignac... View Article

Thulium

Thulium Symbol Tm Atomic Number 69 Atomic Mass 168.93 g.mol -1 Discovered by Per Theodor Cleve in 1879 Table of... View Article

Hafnium

Hafnium Symbol Hf Atomic Number 72 Atomic Mass 178.49 g.mol −1 Discovered by George Charles de Hevesy and Dirk Coster ... View Article

Rhenium

Rhenium Symbol Re Atomic Number 75 Atomic Mass 186.21 g.mol -1 Discovered by Walter Noddack, Ida Tacke and Otto Berg... View Article

Holmium

Holmium Symbol Ho Atomic Number 67 Atomic Mass 164.930 Discovered by Holmium was discovered by Per Teodor Cleve at Uppsala,... View Article

Iridium

Iridium Symbol Ir Atomic Number 77 Atomic Mass 192.217 Discovered by Ghiorso in 1952 Chemical Properties of Iridium Group 9... View Article

Tantalum

Tantalum Symbol Ta Atomic Number 73 Atomic Mass 180.948 g.mol -1 Discovered by Anders Gustav Ekeberg in 1802 Chemical Properties... View Article

Lutetium

Lutetium (Lu) Symbol Lu Atomic Number 71 Atomic Mass 174.97 g.mol -1 Discovered by George Urbain in 1907 Chemical Properties... View Article

Osmium (Os)

Osmium (Os) Symbol Os Atomic Number 76 Atomic Mass 190.2 g.mol -1 Discovered by Smithson Tennant in 1803 Chemical Properties... View Article