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Which one of the following is the ore of...

Which one of the following is the ore of copper ?

A

Bauxite

B

Dolomite

C

Chalcopyrite

D

Haematite

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SHARAM PUBLICATION-2014 QUESTION PAPER-EXERCISE
  1. The electrophile in the nitration of benzene is

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  2. Which of the following reaction is a zero order reaction?

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  3. Which one of the following is the ore of copper ?

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  4. The coordination number of cobalt in [Co(NH(3))(3)Cl(3)] is

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  5. Considering entropy as parameter in the following chemical reaction at...

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  6. In the halogen family, the oxidising action increases in the order.

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  7. In which of the following gaseous reactions KP = KC ?

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  8. What is the pOH of 0.001 (M) NaOH solution ?

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  9. Write the IUPAC name of K4[ Fe(CN) 6].

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  10. What is the unit of rate constant of the first order reaction?

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  11. Which halogen shows only one oxidation number in its compounds ?

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  12. Give the relationship between chemical equivalent and electrochemical ...

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  13. Natural rubber is the polymer of—

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  14. Complete the following reaction and name the products formed C(6)H(5)N...

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  15. Fill in the blanks : Electrophillic substitution reaction in phenol t...

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  16. Fill in the blanks : underset (6)overset(12) C + underset(2) overset(4...

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  17. The precipitate formed when an aldehyle react with Fehling solution is...

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  18. Correctly match List - I with List - II :

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  19. What are antiseptics ? Give three names of antiseptics.

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  20. Identify A, B,C and name the reaction. C6 H5 NH2 + CHCl3 + 3 KOH rar...

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