5.2-5.5 - As a first pass, relative polarity can be...

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1A 2A 3A 4A 5A 6A 7A 8A K-F Mg-F B-F > > B Mg F K K-F Mg-F B-F most polar least polar Section 5.2 As a first pass, relative polarity can be determined by distance on the periodic table Rate the relative polarity of the following bonds from least polar to most polar. C-H C-O C-Br 1. Least C-H < C-O < C-Br Most 2. Least C-O < C-Br < C-H Most 3. Least C-H < C-Br < C-O Most Which way does each polarity arrow point? or 1. C F C Cl C B 2. C F C Cl C B 3. C F C Cl C B 4. C F C Cl C B Naming compounds Need prefixes NM , NM Molecular How Many di nitrogen tri oxide di nitrogen mon oxide nitrogen di oxide N 2 O 3 N 2 O N O 2 Ionic Oxidation State pre NM pre NM ide EN EN + - Section 5.3 M(I,II,Al) NM aluminum sulfide aluminum sulfate Al 2 S 3 M polyatomic Al 2 ( SO 4 ) 3 HM (ox#) polyatomic TM (ox#) NM cobalt(III) chloride cobalt(III) chloride Greek Prefixes for the # of type of Atom # of Atoms Prefix 1 2 3 4 5 6 7 8 9 10 mono Example CO carbon monoxide Section 5.3 di tri tetra penta hexa hepta octa nona deca CO 2 carbon dioxide PCl 3 phosphorus trichloride CCl 4 carbon tetrachloride PF 5 phosphorus pentafluoride S 2 Br 6 disulfur hexabromide P 4 O 7 tetraphosphorus heptoxide Determine the type (ionic or molecular) and name the compounds SO 3 CrS 3 Cl 2 O 7 NaBrO 2 MgSO 4 F
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5.2-5.5 - As a first pass, relative polarity can be...

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