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DEGREE OF HARDNESS: The degree of hardness of water is conveniently expressed in terms of equivalent amount of CaCO 3 . Although hardness of water is never present in th
0.265g of an organic compound produced on evaporation 102cm^3 of vapour at 373k and 775mmHg.percentage composition of the constituents elements are 92.24 % of carbon and 7.76% of h
a) Give a chemical test to distinguish between aniline and N-methyl aniline. Draw the structure of XeF2 molecule. b. Write the outer electronic configuration of Cr atom (Z =
Which of the following configuration is correct for iron : (1) 1s 2 , 2s 2, 2p 6 , 3s 2 , 3p 6 ,, 3d 5 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 ,3p 6 , 4s 2 , 3d 5 (3)
Given that dH for the reaction is -92.2 kJ mol-1, which is larger, the total bond dissociation energy of the reactants or the total bond dissociation energy of the products?
A lab report on the criteria for determining the purity of organic compounds
which is more acidic among o-methoxy benzoic acid and m-methoxy benzoic acid Ans) o-methoxy benzoic acid is more acidic than m-metoxy benzoic acid.
Q. Show Anomalous Behaviour of Oxygen? Oxygen differs considerably from the rest of the family members. Small size, very high electronegativity and non-availability of d-orbita
write summarized report on s block elements characteristics and properties
The mole (calculation using the mole formula should be included).
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