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An organic compound (A) (molecular formula C8H16O2) was hydrolysed with dilute sulphuric acid to give a carboxylic acid (B) and an alcohol (C). Oxidation of (C) with chromic acid produced (B). (C) on dehydration gives but-1-ene. Write equations for the reactions involved.
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How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.
Methyl benzoate
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How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.
m-Nitrobenzoic acid
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How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.
p-Nitrobenzoic acid
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How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.
Phenylacetic acid
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How will you bring about the following conversion in not more than two steps?
Benazaldehyde to α-Hydroxyphenylacetic acid
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Complete the synthesis by giving missing starting material, reagent or product.
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Comment on the nature of two S−O bonds formed in SO2 molecule. Are the two S−O bonds in this molecule equal?
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How is the presence of SO2 detected?
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How is SO2 an air pollutant?
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Define the term Abnormal molar mass
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How will you convert the following in not more than two steps:
Benzoic acid to Benzaldehyde
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How will you convert the following in not more than two steps:
Acetophenone to Benzoic acid
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Write the coordination number and oxidation state of Platinum in the complex [Pt(en)2Cl2].
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Give reasons for the following
Elevation of the boiling point of 1 M KCl solution is nearly double than that of 1 M sugar solution.
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Give reason Aromatic diazonium salts are more stable than aliphatic diazonium salts.
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Name the reagents used in the following reactions:
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Account for the following:
PCl5 is more covalent than PCl3.
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Account for the following :
SnCl4 is more covalent than SnCl2.
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Predict whether van’t Hoff factor, (i) is less than one or greater than one in the following:
CH3COOH dissolved in water
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