Extraction and Uses of the Lanthanide Elements
World production of rare earth mineral was 80,000 tonnes in 1992, containing 47,900 tonnes of lanthanide oxides Ln2O3. The main sources of minerals are the…
periodic table
Electronic Structure and Isotopes of the Lanthanides
The electronic structures of the lanthanides are shown in Table below. Lanthanum (the d-block element preceding this series) has the electronic structure: xenon core 5d1…
Chemical Properties and Uses of Organometallic Compounds
Solutions of AIEt3 and TiCl4 in a hydrocarbon solvent react exothermically to form a brown solid. This is the important Ziegler – Natta catalyst for…
Catalytic Properties and Uses of Transition Elements
Many transition metals and their compounds have catalytic properties that have found great uses on the chemical industry and in laboratories. Some of the more…
Magnetic Properties of Transition Elements
In studying the magnetic properties of transition elements, we must first understand that when a substance is placed in a magnetic field of strength H,…
Electronic Configuration and Properties of the Transition Elements
They are often called ‘transition elements’ because their position in the periodic table is between the s – block and p – block elements….
How to Easily Memorize Elements of the Electrochemical Series
The elements of the electrochemical series is a list of metals arranged in their order of reactivity from the most reactive to the least reactive…
Easy Ways to Memorize the first 20 Elements of the Periodic Table
Science students in high school and colleges often find it a bit difficult to memorize the first 20 elements of the periodic table and this…