Question

what is ionisation ?​

Answer 1

Answer:

Ionization :- It is a  process that leads to the dissociation of a neutral atom or molecule into charged particles ions; the state of being ionized.

                                                                                                                       

Answer 2

Ionization or ionisation, is the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons, often in conjunction with other chemical changes. The resulting electrically charged atom or molecule is called an ion.