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Which of the following bases is not pres...

Which of the following bases is not present in DNA?

A

Adenine

B

Guanine

C

Cytosine

D

Uracil

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UNITED BOOK HOUSE-Set-2-EXERCISE
  1. The electrolytic reduction of nitrobenzene in strongly acidic medium p...

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  2. HCHO+C6H5CHOoverset(NaOH)rarr A+B,A is .

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  3. Which of the following bases is not present in DNA?

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  4. Alkyl iodide can be prepared by:

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  5. Arrange increasing order of acid strength: HClO, HClO2, HClO3, HClO4 o...

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  6. How many optically active stereoisomers are possible for butan-2-3-dio...

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  7. What happens when Methyl bromide is treated with KCN separately and hy...

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  8. Which of the following compounds will give HVZ reaction?

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  9. Which element is mixed with copper to form Brass?

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  10. Which is stronger reducing agent among Cr^(2+) & Fe^(2+)?

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  11. State with an example. What is hydrophobic colloid?

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  12. How does osmotic pressure of a dilute solution of a nonvolatile non el...

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  13. In coagulation of arsenious sulphide, AI(NO3) is a better coagulating ...

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  14. Colloidal particles display Brownian movement but particles of suspens...

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  15. Explain why chlorobenzene is less reactive towards nucleophilic substi...

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  16. What do you mean by D (-)- lactic acid and L (+) - lactic acid. Give s...

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  17. Explain the solvent effect on the rate of SN2 reaction.

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  18. How is n-propyl benzene converted to benzoic acid?

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  19. Why is halogen atom attached to benzene ring ortho and para directing ...

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  20. Draw the structure of H2S2O8. What is trailing of mercury?

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