Bihar Police Constable Model Paper 4

Concept:

• An atom is identified as the prime unit of matter. It comprises sub-atomic particles like nucleons, protons, and electrons.
• Protons and nucleons of every atom reside inside its nucleus while the electrons revolve around the nucleus.
• The atomic orbitals of an atom outline the probability of locating the electrons. There are four types of atomic orbitals s,p,d, and f.

Explanation:

• ​Every orbital is has a unique and characteristic shape.
• s-orbital is spherically shaped.
• p-orbital is of dumbbell shape.
• d-orbital is of double dumbbell shape.
• f-orbital is of eight lobed dumbbell shape.