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Which element is mixed with copper to fo...

Which element is mixed with copper to form Brass?

A

(A)`Pb`

B

(B)`Zn`

C

(C)`Mg`

D

(D)`Hg`

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UNITED BOOK HOUSE-Set-2-EXERCISE
  1. What happens when Methyl bromide is treated with KCN separately and hy...

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

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

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

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

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

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

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

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

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

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

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

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

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

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  15. How will you carry out following conversions: 1) Aniline to phenyl hyd...

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  16. How is aspirin prepared from benzene diazonuim chloride?

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  17. What is frenkel defect?

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  18. Nickle crystallises in a cubic close packed structure. In thisstructur...

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  19. Calculate DeltaG^@ and equilibrium constant for the reaction. Cu^(2+)+...

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  20. 19.5 g of CH2FCOOH is dissolved in 500 gm water. The depression in fre...

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