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Degree of unsaturation in the following compound is


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Important Questions on Organic Chemistry- Some Basic Principles and Techniques

EASY

Match List-I with List-II.

  List-I   List-II
A

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I Spiro compound
B

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II Aromatic compound
C

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III Non-planar Heterocyclic compound
D

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IV Bicyclo compound

Choose the correct answer from the options given below

EASY
The hydrocarbon with seven carbon atoms containing a neopentyl and a vinyl group is:
EASY
An organic compound of molecular formula C6H6Br2 has six carbon atoms in a ring system, two non-conjugate double bonds and two bromo groups at 1,4 positions. Then the compound is
HARD

For the given compound X, the total number of optically active stereoisomers is ____.

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EASY
In the following structure, the double bonds are marked as I,II, III and IV

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 Geometrical isomerism is not possible at the site(s):
EASY

Match the following

  Column I   Column II
a) Alkane (i) Phenol
b) Alicyclic compound (ii) Tropolone
c) Benzenoid aromatic compound (iii) Isobutane
d) Non-benzenoid aromatic compound (iv) Furan
e) Heterocyclic compound (v) Cyclohexene
EASY
A metal rod of cross-sectional area 3×10-6 m2 is suspended vertically from one end has a length 0.4 m at 100 °C. Now the rod is cooled upto 0 °C, but prevented from contracting by attaching a mass m at the lower end. The value of m is (Y=1011 N m-2, coefficient of linear expansion =10-5 K-1, g=10 m s-2)
EASY
A metallic rod breaks when strain produced is 0.2%. Young's modulus of the material of the rod is 7×109 N m-2. What should be its area of cross-section to support a load of 104 N?
EASY
The functional groups that are responsible for the ion-exchange property of cation and anion exchange resins, respectively, are :