Question

Complete the analogy:
1. Oxides of sulphur & nitrogen : Acid rain ::Methane &CO2 : ____
2.Volcanic eruption :_____:: Nuclear experiments :manmade sources.
3. Methyl orange : synthetic indicator : : Lichen:______
4. V=IR : Ohms law :: H=VIt : ____
5. Copper : conductor :: Hard rubber ::______

Answer the following questions:
1.Give electronic configuration of K ,F

Answer 1

1. greenhouse effect
2. natural source
3. natural indicator
5. insulator