Every year questions are being asked in nearly all the competitive examinations like NEET, JEE, UPTU, WBJE, etc. from d-block element. D-block elements occupy the space between the s-block (most ...

• In d-block, each horizontal row consists of ten elements as d-subshell can accommodate a maximum of 10 electrons. • The d-block elements having incompletely filled d-subshell are called transition ...