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1. Metal, cation (positively charged ions)
2. Molecule
3. After bonding, all elements need 8 valence electrons (e- around them except H (2e-), Be (4e-), B (6e-) and all element with 3rd energy level or higher can exceed 8.
4. share, covalent bonds, molecular
5. ions
6. MC - both ratio of atoms and actual number of each atom
IC - ratio of ions
7. Circle both
and circle Empirical formula
8. Lattice, salt
9) 154g C1Cl4
1 mole C1Cl4
10. 225.0g Zn