Fill in the blanks with suitable words :
A positive ion is formed by the -------- of one or more electrons.
In ⋯⋯⋯ symbols, the electrons present are represented with the help of dots.
Helium is stabilised by the law of ---------
An acid is a compound which when dissolved in water forms hydronium ions as the only ________ ions.
A base is a compound which is soluble in water contains ________ ions. A base reacts with an acid to form a ________ and water only. This type of reaction is known as ________