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11th Standard English Medium Chemistry Subject Fundamentals of Organic Chemistry Book Back 3 Mark Questions with Solution Part - I Question Bank Software Jun-08 , 2021

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11th Standard English Medium Chemistry Subject Fundamentals of Organic Chemistry Book Back 3 Mark Questions with Solution Part - I

11th Standard English Medium Chemistry Subject Fundamentals of Organic Chemistry Book Back 3 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 15

    Part I

    5 x 3 = 15

  1. Write structural formula for the following compounds
    (i) Cyclohexa-1, 4-diene
    (ii) Ethynyl cyclohexane.

  2. Write all the possible isomers of molecular formula C4H10O and identify the isomerisms found in them.

  3. 0.16 g of an organic compound was heated in a carius tube and H2SO4 acid formed was precipitated with BaCl2. The mass of BaSO4 was 0.35g. Find the percentage of sulphur [30.04]

  4. 0.40 g of an iodo-substituted organic compound gave 0.235 g of AgI by carius method. Calculate the percentage of iodine in the compound. (Ag = 108, I = 127)

  5. 0.33 g of an organic compound containing phosphorous gave 0.397 g of Mg2P2O7 by the analysis. Calculate the percentage of P in the compound.

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