Lesson: Chapter - 13

Answers to the Table Exercises

Naming Acids Exercise

Acid formula	Acid name
HCl	Hydrochloric acid
HClO	Hypochlorous acid
HClO2	Chlorous acid
HClO3	Chloric acid
HClO4	Perchloric acid (or hyperchloric acid)
HNO3	Nitric acid
HBr	Hydrobromic acid
H3PO4	Phosphoric acid
H3PO3	Phosphorous acid
HCN	Hydrocyanic acid
HC2H3O2	Acetic acid
H2CO3	Carbonic acid
HI	Hydroiodic acid
HF	Hydrofluoric acid

Naming Organic Compounds Exercise

No. of carbon atoms = n	Prefix or stem	-ane CnH2n+2	-ene CnH2n	-yne CnH2n–2	-anol CnH2n+1?+?OH
1	meth-	CH4 methane	Cannot form*		CH3OH methanol

2 eth- C₂H₆ ethane C₂H₄ ethene C₂H₂ ethyne C₂H₅OH ethanol 3 prop- C₃H₈ propane C₃H₆ propene C₃H₄ propyne C₃H₇OH propanol 4 but- C₄H₁₀ butane C₄H₈ butene C₄H₆ butyne C₄H₉OH butanol 5 pent- C₅H₁₂ pentane C₅H₁₀ pentene C₅H₈ pentyne C₅H₁₁OH pentanol 6 hex- C₆H₁₄ hexane C₆H₁₂ hexene C₆H₁₀ hexyne C₆H₁₃OH hexanol 7 hept- C₇H₁₆ heptane C₇H₁₄ heptene C₇H₁₂ heptyne C₇H₁₅OH heptanol 8 oct- C₈H₁₈ octane C₈H₁₆ octene C₈H₁₄ octyne C₈H₁₇OH octanol 9 non- C₉H₂₀ nonane C₉H₁₈ nonene C₉H₁₆ nonyne C₉H₁₉OH nonanol 10 dec- C₁₀H₂₂ decane C₁₀H₂₀ decene C₁₀H₁₈ decyne C₁₀H₂₁OH decanol

*Must have two carbons for a double or triple bond!

Formula Writing and Naming Exercise

	Ag+	Si2+	Cu+	Ba2+	NH4+	P5+	Mn7+
N3-	Ag3N silver nitride	Si3N2 trisilicon dinitride	Cu3N copper (I) nitride	Ba3N2 barium nitride	(NH4)3N ammonium nitride	P3N5 triphosphorus pentanitride	Mn3N7 manganese (VII) nitride
O2-	Ag2O silver oxide	SiO silicon monoxide	Cu2O copper (I) oxide	BaO barium oxide	(NH4)2O ammonium oxide	P2O5 diphosphorus pentoxide	Mn2O7 manganese (VII) oxide
Br-	AgBr silver bromide	SiBr2 silicon dibromide	CuBr copper (I) bromide	BaBr2 barium bromide	NH4Br ammonium bromide	PBr5 phosphorus pentabromide	MnBr7 manganese (VII) bromide
S2-	Ag2S silver sulfide	SiS silicon sulfide	Cu2S copper (I) sulfide	BaS barium sulfide	(NH4)2S ammonium sulfide	P2S5 diphosphorus pentasulfide	Mn2S7 manganese (VII) sulfide
SO42-	Ag2SO4 silver sulfate	SiSO4 silicon sulfate	Cu2SO4 copper (I) sulfate	BaSO4 barium sulfate	(NH4)2SO4 ammonium sulfate	P2(SO4)5 diphosphorus pentasulfate	Mn2(SO4)7 manganese (VII) sulfate
ClO2-	AgClO2silver chlorite	Si(ClO2)2silicon chlorite	CuClO2 copper (I) chlorite	Ba(ClO)2 barium chlorite	NH4ClO2ammonium chlorite	P(ClO2)5 phosphorus pentachlorite	Mn(ClO2)7manganese chlorite
PO33-	Ag(PO3)3 silver phosphite	Si3(PO3)2silicon phosphite	Cu3PO3 copper (I) phosphite	Ba3(PO3)2 barium phosphite	(NH4)3PO3 ammonium phosphite	P3(PO3)5 triphosphorus pentaphosphite	Mn3(PO3)7 manganese (VII) phosphite

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Practice Questions