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Steric effect - Organic Chemistry
On account of the existence of bulkier groups at the reaction centre, they makes problem as mechanical interference and with the result the attacking reagent finds it hard to reach the reaction site and so slows down the reaction. This method is termed as steric hinderance or steric effect.
Calculate the ratio of d number of molecules in two energy levels at 27''c given E2=9.75x10"-13erg/mol E1=6.95X10"-13erg/mol g1=2 g2=3
Melting and freezing points: When a pure solid substance is heated through its melting point (melting temperature), the solid changes to a liquid. At the melting point equilibr
For sodium atom the number of electrons with m=0 will be: (1) 2 (2) 27 (3) 9 (4) 8 Ans: 7
Q. Hypothesis on chlorofluorocarbon? A hypothesis is a probable explanation for what has been observed. Based on the explanation of ozone thinning and CFC build-up in the chemi
Theories of origin of petroleum : Theories should describe the following characteristics related with petroleum, Its association along with brine or sodium chloride solution. T
Saytzeff rule - Elimination Reaction As per to that principle, major part is the most substituted alkene that is , major product is obtain by elimination of H
a) Write a balanced equation of the formation of dimethyl carbonate by the reaction of methanol with carbon dioxide. How can dimethyl carbonate form if phosgene is the reactant?
Its Tetrahedral ( 4 sigma bonds )
When 100 ml of M/10 H2SO4 is mixed with 500 ml of My/10 NaOH then nature of resulting solution and normality of excess reactant left is
WITH THE HELP OF A GRAPH, STATE THE DEVIATION OF MOLAR CONDUCTIVITY OF STRONG AGAINST WEEK ELECTROLYTE.
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