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Atomic Structure Quiz Online
Atomic Structure concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Atomic Structure quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT,…
Stock System Chemistry
The German chemist Alfred Stock proposed the Stock System Chemistry of nomenclature in 1919 for use in the naming of binary compounds, being, with some modifications, universally adopted. This type of inorganic nomenclature consists of naming the compounds using Roman numerals to indicate the oxidation states of some of the compound elements. These Roman numerals…
Chemical Bonding Quiz Online
Chemical Bonding concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Chemical Bonding quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT,…
Bohr’s Atomic Theory
Who was Niels Bohr? Niels David Henrik Bohr was a physicist and Nobel Prize winner from Denmark who lived and researched from 1885 to 1962. During his lifetime, he worked with some influential researchers such as Heisenberg and Rutherford. One of their research results in the development of a model that makes statements about the…
