Memorizing The First 20 Elements Of The Periodic Table
If you are in a science class where being taught chemistry is a must especially in Nigeria, there is a high chance that you will…
If you are in a science class where being taught chemistry is a must especially in Nigeria, there is a high chance that you will…
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…
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…
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…
Solutions of AIEt3 and TiCl4 in a hydrocarbon solvent react exothermically to form a brown solid. This is the important Ziegler – Natta catalyst for…
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…
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,…
They are often called ‘transition elements’ because their position in the periodic table is between the s – block and p – block elements. Their…
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…