What are the secrets to doing well in Chemistry? Do you find yourself lost even after countless practices and spending many hours going through school notes but still get back an unsatisfactory paper score? Here are some secrets to doing well in Chemistry. Secure a...
Tianjin Explosion. What exactly happened? Topic: O level sec 3 Mole Concept On 12th August 2015, one of the deadliest explosions (actually, 2), happened in Tianjin, China. The two blasts measuring the equivalent of 3 and 21 tons of TNT, respectively. The second,...
Fermentation is the chemical process in which molecules of glucose are broken down anaerobically in the presence of microorganisms like yeast and Lactobacillus. This process is used to bring about desirable changes in food and beverages. it is performed by...
We use the concept of oxidation numbers to help us analyse Redox Chemistry at the O Levels and A Levels. The oxidation number for a species is not the same as ionic charge; the numbers are assigned to species within covalent compounds, and ionic compounds....
Group VII Elements Introduction Group VII elements are called halogens. The word halogen mens “Salt Former” because a Group VII element forms salts when it reacts with metals. These halogens are found in Group VII, or from the 2nd column from the right in the...
Congratulations to those who got your As, and for those who did not do as well as you would have thought, remember that this is not the end of your academic endeavour. Always strive for improvement in everything you do, and we wish you all the best. Cheers! The...
