'Li 3 po 4' diaporamas de présentation

Chapter 9 Notes, part I

Chapter 9 Notes, part I. Writing Ionic Formulas. Compounds. Up until now, we have only looked at single elements. There are only (to date) just over 100 elements, so how do we account for there being so many different types of stuff?. Compounds.

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Valence Electrons and Chemical Bonding

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Reactions

Reactions. Part 2: Net Ionic Equations. Homework Review. #1 Which of the following will dissociate in water?. AgNO 3 Yes, Rule #1 NaOH Yes, Rule #2 and Rule #5 PbSO 4 No, Rule #4. #1 Which of the following will dissociate in water?. CaS No, Rule #6 LiCl Yes, Rule #3 Ba(OH) 2

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SPECIAL MOLECULES

SPECIAL MOLECULES. Diatomic Molecules. Atoms that join together with other atoms form MOLECULES . If there is only ONE type of atom it is a molecular element or Diatomic Molecule (prefix di means two) There are 7 elements that for molecules consisting of two atoms :. H 2 HYDROGEN

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