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2. Which of the following will have highest density?
A. CCl4
B. CH2Cl2
C. CH3Cl
D. CHCl3
3. The isomer of dichlorobenzene which has highest boiling point
A. o-dichlorobenzene
B. p-dichlorobenzene
C. m-dichlorobenzene
D. 1,2 dichlorobenzene
4. Although haloalkane are polar in nature, Yet they are slightly soluble in water. Which characteristic behavior is responsible for such kind of property?
A. Attraction between halogen and water is less then the attraction between original water molecules
B. Attraction between halogen and water is morethen the attraction between original water molecules
C. Attraction between halogen and water is totally absent
D. Attraction between halogen and water is same as the attraction between original water molecules
5. Which of the following is a tertiary haloalkane?
A. 2-Bromopentane
B. 2-Bromo 3-methylpentane
C. Bromopentane
D. 2-Bromo 2-methylpentane
6. Which of the following is not true about optical isomers?
A. They rotate the plane polarized light.
B. They are superimposable on their mirror image.
C. They posses at least one chiral carbon atom.
D. They are nonsuperimposable on their mirror image.
7. Which of the following is not an aryl halide?
A. m-ClCH2C6H4CH2C(CH3)3
B. (CH3)3CCH2CH3
C. o-Br-C6H4CH(CH3)CH2CH3
D. p-ClC6H4CH2CH(CH3)2
8. Pick up the correct statement about alkyl halides.
A. They are associated with each other by H-bonds.
B. They dissolve easily in organic solvents.
C. They dissolve in water quickly.
D. They do not contain any polar bond in their molecules.
9. Which one of the following is 1-bromo-3-methyl butane?
A. (CH3)2CHCHBrCH3
B. (CH3)2CHCH2CH2Br
C. CH3CH2CH2CH(Br)CH3
D. CH3CH2CH(Br)CH2CH3
10. C5H11Br is least soluble in:
A. Ether
B. Alcohol
C. Water
D. None of these
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