Across
- 6. substances are very dangerous and acidic.
- 7. reactions where chemicals react strongly with each other.
- 9. substances react instantly with other chemicals.
- 11. is a stable chemical that does not produce chemical reaction.
- 12. chemical reaction that release heat.
- 14. is used to describe the chemicals involve in the chemical reaction.
Down
- 1. compounds contains carbon atoms.
- 2. reactions where chemicals don'react with each other.
- 3. is a bitter substance.
- 4. is the total of the atomic weights of all the elements in a compound.
- 5. is substance that are not acidic or basic.
- 8. chemical reaction that absorb heat.
- 10. is chemical reactions that occurs naturally.
- 13. atoms exist in inorganic compounds.
- 15. is a sour substance.