The strength of chemical bonds varies considerably; there are strong bonds such as covalent or ionic bonds and weak bonds such as Dipole-dipole interaction, the London dispersion force and hydrogen bonding.
Hypnosis is a state of human consciousness involving focused attention and reduced peripheral awareness and an enhanced capacity to respond to suggestion. The term may also refer to an art, skill, or act of inducing hypnosis.[1]
The English word  hypnosis  is derived from his name, referring to the fact that when hypnotized, a person is put into a sleep-like state (hypnos sleep + -osis condition). The class of medicines known as  hypnotics  which induce sleep also take their name from Hypnos.