Fill in the following blanks with suitable words :
(a) The particle which is formed by the gain of electrons by an atom is called `"……….."`.
(b) The particle which is formed by the loss of electrons by an atom is called `"……….."`.
(c ) The particles which is formed by the loss or gain of electrons by an atom is called `"……….."`.
(d) A potassium ion has positive charge because it contains less `"……….."` than `"……….."`.
(e) A sulphide ion has negative charge because it contains less `"……….."` than `"……….."`.

Answer

(a) anion , (b) cation , (c ) ion , (d) electron ; protons (e ) protons ; electrons