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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 Equilibrium Quiz Online
Chemical Equilibrium concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Chemical Equilibrium 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,…
Spectrum
A visual display or dispersion of components of white light, when it is passed through a prism is called a spectrum. Explanation: When radiation of light is passed through a prism, the radiation undergoes refraction or bending. The extent of bending depends upon the wavelength of photons. Radiation of longer wavelength is bent to a…
Liquids & Solids State Quiz Online
Liquids & Solids State concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Liquids & Solids State 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…
