MCQ
The electronic structure $(n - 1)\,{d^{1 - 10}}n{s^{0 - 2}}$ is characteristic of
- ✓Transition elements
- BLanthanides
- CActinides
- DRare gases
✓
Answer
Correct option: A.
Transition elements
a
According to $(n+1)$ rule last electron will be filled in $(n-1)\, d$ orbital. Hence the given electyronic configuration belongs to $d$-block or transition metals.
According to $(n+1)$ rule last electron will be filled in $(n-1)\, d$ orbital. Hence the given electyronic configuration belongs to $d$-block or transition metals.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The outer electronic configuration of $Gd \ (At. \ No. \ 64)$ is
→The reaction of toluene with chlorine in presence of ferric chloride gives predominantly
Calculate the amount of ${(N{H_4})_2}S{O_4}$ in grams which must be added to $500 $ $ml$ of $0.200\,M\,N{H_3}$ to yield a solution with $pH = 9.35$ $({K_b}$ for $N{H_3} = 1.78 \times {10^{ - 5}})$ ........$gm$
→Given below are two statements :
→Statement $I$ : Boron is extremely hard indicating its high lattice energy
Statement $II$ : Boron has highest melting and boiling point compared to its other group members.
In the light of the above statements, choose the most appropriate answer from the options given below
Which of the following solid has maximum melting point ?
Which one of the following is the correct decreasing order of boiling point
The incorrect statement from the following for borazine is:
Taking into account of hybridization and resonance effects, rank the following bonds in order of decreasing bond length.
Not considering the electronic spin, the degeneracy of the second excited state $( n =3)$ of $H$ atom is $9$ , while the degeneracy of the second excited state of $H ^{-}$is
→Which of the following pair of elements have almost same size?