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Exactly 1 g of urea dissolved in 75 g of water gives a solution that boils at 100.114°C at 760 torrs. The molecular weight of urea is 60.1. The boiling point elevation constant for water is:
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Most acidic oxide among the following is:
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Iodide of Millon's base is ____________.
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In the following sequence of the reactions, what is D?
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The pesticide DDT slowly changes to __________.
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Phosgene is a common name for ____________.
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In which of the following conversions, phosphorus pentachloride is used as the reagent?
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Chloroform and conc. HNO3 reacts to produce ____________.
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B.H.C. is used as an ____________.
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Gammexane is ____________.
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Among the following, insecticide is:
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Which has the lowest boiling point at 1 atm pressure?
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People add sodium chloride to water while boiling eggs. This is to ____________.
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The molal elevation constant depends upon ____________.
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Chloropicrin is formed by the reaction of ____________.
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Fitting reaction can be used to prepare ____________.
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In the following reaction:
\[\ce{C2H5-O-C2H5 + 4[H] ->[Red] 2X + H2O}\] X is:
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tert-Butyl methyl ether on heating with HI gives a mixture of ____________.
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Which of the following biomolecules is insoluble in water?
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