1. Is it a person or a place? No.
2. Is it living? No.
3. Was it at one point living? No.
4. Is it a solid? Yes.
5. Is it made of metal? No.
6. Is it a househeld item? No.
7. Do they come in groups? Yes and No.
8. Is it made of a single element from the periodic table? No.
9. Is it a pencil box? No.
10. Is it combustible? No.
11. Does it appear around a street? No.
12. Is it natural? Yes.
13. Is it a fruit? No.
14. Is it edible? No.
15. Is it shrubbery? No.
16. Is it a mineral? Yes.
17. Is it a Binary Compound? Yes. (did some research on it)
18. Is it something you see every day? No.
19. Is it an Ionic compound? Yes.
20. Is it a metal? No.