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Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum
Use the VSEPR model to predict approximate molecular geometries and electron-domain for the following species. (a) XeF 2 , (b) NH3Cl + , (c) BrO2 -
K3[Al(C2O4)3]
A reaction has a rate constant of 1.22x10^-4 /s at 28 C and 0.230 /s at 75.0 C. 1. Determine the activation barrier for the reaction in kj/mol. 2. What is the value of the rate co
Esterification of alcohol
What is T in the indicator Eriochrome Black-T used for the determination of hardness of water?
Acidic nature of monocarboxylic acids (1) Cause of acidic nature (a) A atom of carboxylic acid may be illustrated as a resonance hybrid of the following structures.
Polymer Polymers are compound of extremely high molecular masses made by the combination of a large number of simple molecules. The simple molecules that combine to offer po
Explain experimental evidence to demonstrate the existence of ferromagnetic domains. Temperature increases, thermal motion, or entropy, competes with ferromagnetic tendency for
Q. Describe Electron Configurations and Orbital Diagrams? Ans. Remember that the atomic number of an atom tells us the number of protons and electrons in the neutral atom. To a
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