List of top Chemistry Questions on Atomic Spectra asked in MHT CET

Identify the element from following such that the last electron is placed in $(\text{n} - 1)\text{d}$ orbital.
Identify the element from following such that the last electron is placed in $(\text{n} - 1)\text{d}$ orbital.
Which of the following is the correct electronic configuration for the element with atomic number 16?