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Octet Rule:- a "rule of thumb" that allows you to predict the bond in between atoms.
Ionic Bond:- An attraction between positive and negative ions.
Ionic Compound:- A chemical compound composed of ions that are held by ionic bonds.
Molecular Compound:- A molecular compound that is held together by covalent bonds.
Poly atomic ions:- A molecular compound that has excess or deficiency of electrons; thus has a charge.
Electronegativity Difference:- The difference between the electronegativities of two atoms.
trends:- non-polar covalent:- 0.0 - slightly polar covalent:- 0.1 - 0.4 - polar covalent:- 0.5 - 1.7 -mostly ionic:- 1.8 - 3.3- EN= EN F - EN K - = 4.0 - 0.8 - = 3.2
Polyatomic Naming:- REFER TO CHART IN NOTES
Naming Acids and Bases:- ate- ic + acid, ite- ous
Dipole Dipole Forces:- Are attractive forces between the positive end of one polar molecular and the negative end of another polar molecule. Examples:- ethanol:- C2H5OH, Ammonia:- NH3, Hydrogen chloride:- HCl, Water:- H2O
Polar Covalent Bonds:-
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