'Na cl nacl' presentation slideshows

Chemical Reactions

Chemical Reactions. Chemical reactions occur when bonds between the outermost parts of atoms are formed or broken. Chemical reactions involve changes in matter, the making of new materials with new properties, and energy changes.

783 views • 52 slides

October 15 th 2009

October 15 th 2009. Objectives SWBAT Identify oxidation numbers for given ions SWBAT State the definition of electronegativity SWBAT explain electronegativity trends on the periodic table Catalyst

421 views • 33 slides

Ionic Formula Writing

207 views • 11 slides

Predicting

Predicting. Precipitation. Challenge!. Consider the reaction: Na 2 SO 4(s) ? 2Na 2+ (aq) + SO 4 2- (aq) You have a 0.15 mol/L solution of sodium sulphate. Only 4.3% of the solution dissolves into the ions and the rest remains un-dissolved.

172 views • 9 slides