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For which of the following purpose sodiu...

For which of the following purpose sodium benzoate is used?

A

As antioxidant

B

As analgesic

C

As tranquiliser

D

As food preservative

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UNITED BOOK HOUSE-2015 QUESTION PAPER -EXERCISE
  1. An organic compound (A) is soulbe in water. Its aqueous solution liber...

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  2. Which of the following is a polymide polymer?

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  3. For which of the following purpose sodium benzoate is used?

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  4. What is the number of unit cells in 6.4 g of X (atomic mass=64) (X cry...

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  5. Which of the following is the most effective in bringing about the coa...

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  6. Which of the following is the correct electronic configura-tion of Ni ...

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  7. A molecule has the following structure. Which one is the IUPAC name of...

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  8. Which of the following will respond to Cannizzaro reaction?

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  9. In which of the following peptide bond is present?

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  10. Among the following which is artificial sweetening agent?

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  11. Give an example of a soap and indicate its nonpolar and polar parts.

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  12. What is the magnetic character of Cu^+ ion?

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  13. Which trivalent ion among lanthanoids has the largest size?

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  14. What happens when NaCI solution is added to a gold sol?

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  15. The specific conductance of a 0.20 mol L^-1 solution of KCI at 300 K i...

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  16. Write down the reactions occuring at the two electrodes when current i...

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  17. 2.00 g of non=electrolyte solute dissolved in 100 g of benzene lowered...

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  18. Explain, with reason, the nature of variation of the vapour pressure o...

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  19. What is a micelle? Give two examples of micelle forming substances.

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  20. Explain the formation of delta at the mouth of the river where it meet...

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