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Which out of the following belong to 3d-...

Which out of the following belong to 3d-series?

A

copper

B

cobalt

C

gold

D

silver

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PRADEEP-D- AND F-BLOCK ELEMENTS-COMPETITIONS FOCUS
  1. The reason for greater range of oxidation state in actinoids is attrib...

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  2. Reason of lanthanoid contraction is

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  3. Which one of the following statements related to lanthanons is incorre...

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  4. All Cu(II) halides are known except the iodide. The reason for it is t...

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  5. In nitroprusside ion, the iron and NO exist as Fe(II) and NO^(+) rathe...

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  6. A red solid is insoluble in water. However, it becomes soluble if some...

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  7. [Fe(H(2)O)(5)NO]^(2+) is a complex formed during the brown ring test f...

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  8. WhenHg(2)Cl(2) ionizes, the ins produced and the unpaired electrons pr...

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  9. Prussian blue is -

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  10. Which one of the following reactions involves disproportionation ?

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  11. Pick out the correct statements from the following 1. Cobalt (III) ...

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  12. Which out of the following belong to 3d-series?

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  13. Transition elements have greater tendency to form complexes because

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  14. The colour of the transition metal ions is due to

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  15. Which of the following show oxidation state of +4 ?

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  16. Potassium manganate (K(2)MnO(4)) is formed when:

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  17. Which of the following statement(s) is (are) correct with reference to...

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  18. Which of the following statement(s) is/are correct when a mixture of N...

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  19. Reduction of the metal centre in aqueous permanganate ion involves

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  20. The correct statement(s) about Cr^(2+) and Mn^(3+) is(are) [Atomic n...

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