Identify the element if its observed and expected electronic configuration is considered,specifically focusing on the transition metal series where $d$-orbital filling occurs.

  • A
    $Ca$
  • B
    $K$
  • C
    $Sc$
  • D
    $Rb$

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Similar Questions

Which elements of the $3d$ series do not show variable valency?

Match the elements in List-$I$ with their electronic configurations in List-$II$.
List-$I$ List-$II$
$(1)$ $Ti^+$ $(A)$ $(n-1)d^4ns^2$
$(2)$ $_{30}Zn$ $(B)$ $(n-1)d^{10}ns^1$
$(3)$ $_{24}Cr$ $(C)$ $(n-1)d^2ns^0$
$(4)$ $_{29}Cu$ $(D)$ $(n-1)d^5ns^1$
$(E)$ $(n-1)d^0ns^2$
$(F)$ $(n-1)d^{10}ns^2$

The chloride of which of the following elements is coloured?

Match the following elements in List-$I$ with their respective groups in List-$II$.
List-$I$ (Elements)List-$II$ (Group)
$A$. $Mn, Tc, Re$$IV$. $7$
$B$. $Zn, Cd, Hg$$I$. $12$
$C$. $Ti, Zr, Hf$$II$. $4$
$D$. $Ga, In, Tl$$V$. $13$

The correct answer is:

Transition elements form complex compounds due to:

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