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Which of the following statements is tru...

Which of the following statements is true for transition elements ?

A

They are diamagnetic

B

They shows variable oxidation states

C

They do not form alloy

D

They shows inert pair effect

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Verified by Experts

The correct Answer is:
2
In transition elements energy difference between `(n-1)d` and ns electrons are much less so electrons removed from `(n-1)d` subshells eas y due to this variable oxidation shown by transition elements.
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RESONANCE-D & F BLOCK ELEMENTS-INORGANIC CHEMISTRY(d & f- Block Elments)
  1. Identify the incorrect statement among the following .

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  2. Which of the following is a lanthanide ?

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  3. Which of the following statements is true for transition elements ?

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  4. Among the following series of transition metal ions the one where all ...

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  5. The ions from among the following which are colourless are : (i)Ti^(...

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  6. Which of the following ions has the maximum magnetic moment in aqueous...

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  7. Among the following outermost configurations of transitionn metals, wh...

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  8. The maximum oxidation state shown by V(Z=23),Cr(Z=24),Co(Z=27),Sc(Z=21...

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  9. Transition elements are used as catalyst because :

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  10. The yellow colour of chromates changes to orange on acidification due ...

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  11. The number of mole of KMnO(4) that will be needed to react completely ...

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  12. Which one of the following compounds does not decolourise an acidified...

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  13. When MnO2 is fused woth KOH, a coloured compound is formed, the produc...

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  14. The basic character of the transition metal monoxide follows the order

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  15. Which of the following reactions represents " developing"in photograph...

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  16. Which of the following ions are colourless in the aqueous solutions ?

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  17. Which of the following factor may be regarded as the main cause of lan...

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  18. Why does ZnO show increased electrical conductivity and turns yellow o...

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  19. Which of the following is arranged in order of incresing melting point...

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  20. In which of the following reaction "Philosopher's wool" is formed

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