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Q. Show the properties of Tetrahydrido borate? Tetrahydrido borate anion BH - 4 has a tetrahedral structure which can be explained on the basis of sp 3 hybridisation of boron
Q. What do you mean by sensory perception? The appearance of a food can be evaluated in terms of colour, surface characteristics such as smoothness of a surface, dry surface, g
What is happen whenever H2SO4+HNO3 adding to the phenol.give the reaction Ans) Phenol + HNO3(in prescence of sulphuric acid) --> 2-nitrophenol + 4-nitrophenol.
Which type of compounds give witting reactions
the structure of a periodic table
chemical reaction of lactic acid
Imidazole Imidazole has one nitrogen that has the electronic character of the nitrogen in pyrrole, and one that is like the nitrogen in pyridine, except that it is somewhat m
construction of dry cell
Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies the
Most ligands have a nonbonding electron pair that may react as a donor to empty orbitals on the metal atom. In ligands known as π acids or π acceptors a donor-acceptor communic
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