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According to the Planck’s Quantum theory of radiations light shows a dual character, i.e., it behaves both as a material particle and as a wave. This idea was extended to matter particles in 1924 by Louis de-Broglie. According to de-Broglie, all matter particles in motion have a dual character. It means that electrons, protons, neutron,…
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,…
Volatile Chemistry
In Volatile Chemistry, volatility expresses the ability of a substance to vaporize. The term applies above all to liquids, but it can also relate to solids capable of passing directly to the vapour state, without passing through a liquid phase. Some solvents, such as acetone or ether, are particularly volatile. The volatile organic compounds (VOCs)…
