chemistry

4. Different structural forms of the same element that exhibit quite different physical properties and chemical behaviours
6. In what type of solid the constituent particles such as atoms, ions or molecules are regularly arranged in a definite pattern for long range?
7. any noncrystalline solid in which the atoms and molecules are not organized in a definite lattice pattern
10. the forces that meditate interaction between molecules

1. It traduces the ability of a compound to exist as two or more crystalline phases that have different arrangements of the molecules of that compound in the solid state
2. The number of atoms the nearest neighbors is __ number of an atom.
3. What is the most stable form of carbon at room temperature?
4. Name the typical metal with a face-centered cubic lattice structure, also this metal is the most abundant metal in the earth's crust
5. What compound occurs in nature as white to gray metal and has a body centered crystal structure
8. ___ crystals are composed of alternating positive and negative ions
9. a grouping of crystal structures according to the axial system
11. ___ crystals are composed of atoms which are covalently bonded to one another