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General Tests on Benzoic Acid
(a) It dissolves in hot water but separates out in the form of white shining flakes on cooling.
(b) Benzoic Acid evolves CO2 with sodium bicarbonate, that is it gives effervescence with sodium carbonate.
(c) Neutral ferric chloride provides a buff coloured precipitate.
(d) When warmed with ethyl alcohol and a little conc. H2SO4, a fragrant odour of ethyl benzoate is acquired.
(e) While heated strongly along with soda lime, benzene vapours are evolved that are inflammable.
A copper tube 1 inch in diameter and 2 feet long is filled with steel balls of 1 inch diameter. The space between the balls is filled with water. The specific gravity of steel is 7
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Types of organic reactions It is suitable to simplify the several reactions of the a variety of classes of organic compound into four types, Substitution reactions,
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0.205g of a metal on treatment with dilute acid gave 106.6ml of hydrogen collected over water at 755mm pressure and 17 degree Celsius. calculate the equivalent mass of the metal. (
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Determine the density of cesium chloride which crystallises in bcc type structure with the edge length 412.1 pm.The atomic masses of Cs & Cl are 133 & 35.5 respectively. Solution
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