Moving coil galvanometer is a device which is used to detect and measure small electric currents present in an electric circuit. Principle It is based on the principle that, “When a current carrying coil is placed in magnetic field, it…
Benzene and Its Preparation
Benzene is a cyclic compound which consists of six carbon atoms where there is presence of alternate double bonds and single bonds. It is an aromatic hydrocarbon which consists of six carbon atoms where there is presence of alternate double…
Hybridization
The formation of certain molecules involving Carbon, Boron, Beryllium etc. cannot be explained satisfactorily on the basis of VSEPR (Valence Shell Electron Pair Repulsion) Theory. Hence, a new concept called hybridization is developed to explain the shape of these molecules…
Primary Standard Substance and Normality Factor
Primary Standard Substance The solution having known concentration is called standard solution. The substance whose standard solution can be prepared directly by dissolving required amount of the substance in definite volume of solution is called primary standard substance and the…
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