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The best method to separate a mixture of...

The best method to separate a mixture of ortho and para nitrophenol `(1 : 1)` is :

A

Steam sidtillation

B

Crystallisation

C

Vaporisation

D

Spectroscopy

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Verified by Experts

The correct Answer is:
A
o-nitrophenon (less b.p.) is steam votalil while p-nitrophenol (higher b.p.) is not.
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DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE -MULTIPLE CHOICE QUESTIONS BANK (MCQB)
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  2. Which of the following hydrides has the least boilling point ?

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  4. Which of the following at ordinary temperature and pressure exists as ...

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  5. Which is a square planar molecule ?

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  6. The structure of CH(2)=C=CH(2) is :

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  7. Which of the following pairs are iso-structural ?

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  8. The H-O-H bond angle in water is

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  9. When two ice cubes are pressed over each other, they unite to form one...

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  10. In NO(3)^(-) ion, the number of bond pair and lone pair of electrons o...

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  11. The number of sigma-and pi bonds present in pent-4en-1-yne is :

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  12. In which of the following molecules, the central atom has one lone pai...

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  13. If a molecule MX(3) has zero dipole moment, the state hybridisation of...

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  14. Which molecule has trigonal planar geometry ?

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  15. Which of the following species has a linear shape?

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  16. In which of the following pairs, the two species are isostructural :

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  17. Four diatomic species are listed in different sequence .Which of thes...

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  18. In which one of the following species , the central atom has the tuype...

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  19. Hydridisation of the central atom in BrF(5) molecule is :

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  20. In which of the following pairs of molecules centreal atom is sp^(2) h...

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