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The valency of Cr. In the complex [Cr(H2...

The valency of Cr. In the complex `[Cr(H_2 O)_4 Cl_1]` is

A

3

B

1

C

6

D

5

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SHARAM PUBLICATION-SET 12-EXERCISE
  1. The basic character of hydrides of the VB group elements decreases in ...

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  2. The valency of Cr. In the complex [Cr(H2 O)4 Cl1] is

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  3. Which one of the following will not react with ammonical silver nitrat...

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  4. The osmotic pressure of 1(M) aqueous solution of NaCl is osmotic pres...

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  5. Iodine molecules are held in the crystal lattice by

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  6. For the Cu|AG^+ || Cu^(2+) |Ag cell, if the emf of the cell is found t...

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  7. In NaCl crystalions occupy all the octahedral sites.

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  8. Derive the Nernst equation of electrode potential at 25^(@) C for the ...

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  9. Complete the reaction CH3 CH2 COCl + H2 overset(Pd//BaSO4)rarr +HCl

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  10. Write the name of two antiseptics.

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  11. Which gas is evolved when ammonium dichromate is heated?

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  12. Give an example as Cannizzaro.s reaction.

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  13. Write the electronic configuration of cerium.

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  14. What are different types of ligands. Give an example of each.

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  15. Identify A & B in the following reaction. CH3 COOH overset(SOCl2)rarr...

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  16. Write the uses of Xe and Rn.

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  17. What do you mean by copolymerization? Give an example.

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  18. How will you prepare isopropyl alcohol from acetaldehyde?

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  19. Why do the first row transition elements exhibit variable oxidation st...

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  20. What is the difference between activation energy and threshold energy?

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