Introduction Hydrogen is a chemical element with the symbol H and atomic number 1. It is the...
chemistry
Ammonium salts are prepared by dissolving ammonia in the appropriate acid or neutralising aqueous ammonia with the...
Oxides are binary compounds formed when elements combine with oxygen. Binary compounds are compounds containing two elements...
Iodine was discovered in 1812 by Courtois. Iodides occur in minute quantities in sea water. They are...
Graphite exists as black, slippery, hexagonal crystals. The carbon atoms in graphite, form flat layers, and are...
Carbon occurs naturally as diamond and graphite. It also occurs in an impure form as coal and...
Diamond is the purest form of naturally occuring carbon. It is found as colourless, lustreless solids which...
Ozone is an unstable triatomic molecule of oxygen. In 1866, J. Soret, demonstrated that ozone was an...
Octane number (octane rating) is a measure of the performance of petrol in the engine and the...
CRACKING Cracking is the process of further treatment of crude oil fractions in which bigger hydrocarbon fractions...
MEANING OF MDG The Millennium Development Goals (MDG) are eight international development goals that were officially established...
Chemistry may be defined as the science that is concerned with the composition and the structure of...
The study of chemistry has brought tremendous, positive development to the world and to Nigeria in particular....
