JEE Main Chemistry question
The filling of the -sublevel starts in the element of atomic number:
Answer: (B)
Solution
begins filling after and are complete, i.e. after Zn (Z=30); the first electron appears in Ga ().
The filling of the -sublevel starts in the element of atomic number:
begins filling after and are complete, i.e. after Zn (Z=30); the first electron appears in Ga ().