1. chemical kinetics

2. tronsformation of a gas into liquid

3. Latin for water

4. a substance that can accept an electron pair

5. STP

6. A covalent bond in which a pair of electron is shared between two atoms

7. corbon dioxyde in solid farm

8. the opposite side for refference plan

9. a formulla which defines the bonding and arrengement of atoms present in compund

10. a cyclic hydrocorbon which is non aromatic

11. to make less concentrated

12. having both acidic and basic chrectristics

13. a substance that can donate an electron pair

14. a positively charged part of atom or group of atoms

15. the study of hydrocorbons and their activities