Across
- 1. contain hydrogen which is replaceable by a metal
- 3. depends on the amount of matter present in the sample
- 4. formed by a transfer of electrons between a metal and non metal atoms
- 6. the 4th phase of matter under unusual conditions
- 7. consist of oxygen and one other element.
Down
- 2. do not depend on the amount of matter in the sample or those that depend on the quality or kind of matter
- 5. compounds that contain carbon and which comes from living sources like plants and animals.