Which of the following statements is $NOT$ true for transition metal elements?
- AThey exhibit variable oxidation states.
- BAll their ions are colored.
- CThey exhibit both paramagnetic and diamagnetic properties.
- DThey exhibit catalytic properties.
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Similar Questions
$A$ transition metal $X$ has a configuration $[Ar]3d^4$ in its $+3$ oxidation state. Its atomic number is
Easy
View SolutionWhich one of the following has the maximum number of unpaired electrons?
Medium
View SolutionWhich of the following does not show more than one oxidation state?
Easy
View SolutionObserve the following statements:
$a$) The basic strength of $Lu(OH)_3$,$Gd(OH)_3$ and $Ce(OH)_3$ follows the order: $Ce(OH)_3 > Gd(OH)_3 > Lu(OH)_3$
$b$) $O^{2-}$,$N^{3-}$,$F^{-}$ and $Na^{+}$ are isoelectronic species
$c$) The sizes of $Zr$ and $Hf$ are approximately the same
The correct statements are:
$a$) The basic strength of $Lu(OH)_3$,$Gd(OH)_3$ and $Ce(OH)_3$ follows the order: $Ce(OH)_3 > Gd(OH)_3 > Lu(OH)_3$
$b$) $O^{2-}$,$N^{3-}$,$F^{-}$ and $Na^{+}$ are isoelectronic species
$c$) The sizes of $Zr$ and $Hf$ are approximately the same
The correct statements are:
Which of the following metals exhibits more than one oxidation state?
Easy
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