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Specify the oxidation number of the meta...

Specify the oxidation number of the metals in the following coordination entities `[Co(H_2O) (CN)(en)_2]^(2+)`

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Specify the oxidation numbers of the metals in the following coordination entities: (i). [Co(H_2O)(CN)(en)_2]^(2+) (ii). [CoBr_2(en)_2]^(o+) (iii). [PtCl_4]^(2-) (iv). K_3[Fe(CN)_6] (v). [Cr(NH_3)_3Cl_3]

Specify the oxidation number of the metals in the following coordination entities [Cr(NH_3)_3Cl_3]

Specify the oxidation number of the metals in the following coordination entities [CoBr_2(en)_2]^(+)

Calculate the oxidation number of the metals in the following coordination entites [Co(CN)(H_2O ) (en)_2]^(2+)

Calculate the oxidation number of the metals in the following coordination entites [PtCl_4]^(2-)

Calculate the oxidation number of the metals in the following coordination entites K_3[Fe(CN)_6]

Find the coordination number and oxidation state of the metal in the following complex compounds. [Co(en)_3]^(3+)

Find the oxidation number of Fe in [Fe(H_2O)_6]^(3+)

Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complexes: [Mn(H_2O)_6]SO_4

Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complexes: cis- [Cr(en)_2Cl_2]Cl

XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-Set -I
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  2. Chlorobenzene is extremely less reactive towards nucleophilic substitu...

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  3. Explain the mechanism of the reaction is given below : 2CH3-CH2-OHund...

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  4. How will you convert (i) Propene to Propan-2-ol? (ii) Phenol to 2...

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  5. (a) What type of semiconductor is obtained when silicon is doped with...

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  6. Determine the osmotic pressure of a solution prepared by dissolving 2....

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  7. Calculate the emf of the following cell at 298K: Fe(s) abs(Fe^(2+)(0...

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  8. How would you account for the following? (l) Transition metals exhib...

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  9. Complete the following chemical equations : (i) Cr2O6^(2-)+6Fe^(2+)...

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  10. Specify the oxidation number of the metals in the following coordinati...

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  11. Given the stuctures of A,B and C in the following reactions- (i) C6...

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  12. Write the names and structures of the monomers of the following polyme...

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  13. After watching a programme on TV about the adverse effects of junk foo...

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  14. (a) Which one of the folJowing is a food preservative? Equanil, Mor...

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  15. A reaction is second order in A and first order in B . (i) Write the ...

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  16. For a first order reaction, show that time required for 99% completio...

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  17. (a) Given reasons for the following : (i) Bond enthalpy of F2 is low...

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  18. Account for the following : (i) Helium is used in diving apparatus. ...

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  19. How will you bring about the following conversions? (1) Propanone t...

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  20. Complete the following reactions : (b) Give simple chemical tests t...

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