Question

explain with two examples : how are non -metal ions formes​

Answer 1

Answer:

due to pressure e.g petrol.

found in underground. e.g limestone

Answer 2

Answer:

hope helpful to you

mark me as brainliest

Explanation:

Halogens due to being most electronegative element in their respective period in periodic table forms the negative ion in an ionic bond.

Example: In NaCl, the chlorine carries negative charge. Thus it is negative ion in NaCl and Na is positive ion.