Name Formula K,p Name Formula K.p Barium carbonate BaCO, 5.1 X 10-9 Lead chloride PbCl, 1.6 X 10-) Barium chromate BaCrO. 1.2 X 10-10 Lead chromate ,. P);>crO. ,2.8 X 10-11 Barium nuoride BaF, 1.0 X 10-' Lead Quoride PbF, 2.7 X 10-8 Barium hydroxide Ba(OH), 5 . X 10-' Lead hydroxide Pb(OH), 1.2 X 10-1) Barium oxalate BaC,O. 1.6 X 10-7 Lead sulfate PbSO. 1.6 X 10-8 Barium phosphate Ba,(PO.), 3.4 X 10-') Lead sui fide PbS 8.0 X 10-'8 Barium sulfale BaSO. l.1 X 10-'0 Magnesium hydroxide Mg(OH), 1.8 X 10-11 Cadmium carbonate CdCO) 5.2 X IO-Il Magnesium oxalate MgC,O. 86 X 10-) Cadmium hydroxide Cd(OH), 2.5 X 10-1' Manganese carbonate MnCO) 18 X 10-11 Cadmium sulfide CdS 8.0 X 10-11 Manganese hydroxide Mn(OH), 1.9 X 10-11 Calcium carbonate CaCO) 2.8 X 10-9 Manganese( II) sulfide MnS 1.0 X 10-11 Calcium chromate CaCrO. 7.1 X 10-' Mercury(l) chloride Hg,Cl, J.3 X 10-" Calcium nuoride CaF, 3.9 X 10-11 Mercury( I) oxalate Hg,C,O. 2.0 X 10-') Calcium hydroxide Ca(OH), 5.5 X 10-' Mercury(l) sulfide Hg,S 1.0 X 10-.7 Calcium phosphate Ca,(PO.), 2.0 X 10-'9 Mercury(ll) hydroxide Hg(OH), 3.0 X 10-" Calcium sulfate CaSO. 9.1 X 10-' Mercury( II) sulfide HgS 4 X 10-)) Cerium( III) fluoride CeF, 8 X 10-1• Nickel carbonate NiCO) 6.6 X 10-9 Chromium(IIl) nuoride CrI") 6.6 X 10-11 Nidel hydrox ide Ni(OH), 1.6 X 10-" Chromium(lIl) hydroxide Cr(OH), 6.3 X 10-11 Nickel oxalate NiC,O. 4 X 10-'0 Cobalt( II) carbonate CoCO) 1.4 X 10-11 a.Nickel sulfidc' NiS 3.2 X 10-19 Il Cohalt( II) hydroxide Co(OH), 1.6 X IO- - Silver arsenate Ag)AsO. 1.0 X 10-ll Cobalt( III) hydroxide Co(OH), 1.6 X 10-44 Silvcr bromide AgBr 5.0 X 10-11 a.Cobalt(lI) suiCIde' CoS 4.0 X 10-21 Silver carbonate Ag,CO, 8.1 X 10-1l Copper( I) bromide CuBr 5.3 X 10-9 Silver chloride AgCl 1.8 X 10-10 Copper( I) chloride . CuCi 1.2 X 10-' Silver chromate . Ag,CrO • 1.1 X 10-1l Copper(l) sulfide Cu,S 2.5 X 10-'8 Silver cyanide AgCN 1.2 X 10-'. Copper( 11)carbonate CuCO, 1.4 X 10-10 Silver iodide Agl 8.3 X 10-17 Copper(lI) chromate CucrO. 3.6 X 10-' Silver sulCate Ag,SO. 1.4 X 10-) Copper(lI) hydroxide Cu(OH), 2.2 X 10-'0 Silver sulfIde Ag,S 6.3 X 10-)0 Copper( II) phosphate Cu)( PO.), 1.3 X 10-)7 Strontium carbonate S~O] 1.1 X 10-'0 Copper(lI) sulfide CuS 6.3 X 10-'6 Tin(lI) hydroxide Sn(OH), 1.4 X 10-'8 Gold( I) chloride AuCi 2.0 X 10-1) Tin(lI) sulfIde SnS 1.0 X 10-" Gold( Ill) chloride AuCl) 3.2 X 1O-21 Zinc carbonate ZnCO) 1.4 X 10-11 lron( II) carbonate FeCO) 3.2 X 10-11 Zinc hydroxide Zn(OH), 1.2 X 10-17 lron(lI) hydroxide Fe(OH), 8.0 X 10-'6 Zi nc oxalate ZnC,O. 2.7 X 10-8 Iron(lI) suiCIde FeS 6.3 X 10-18 a-Zinc sulfide" ZnS 1.1 X 10-21 lron(llI) hydroxide Fe(OH), 4 X 10-11 Lanthanum fluoride LaF] 4 X 10-17 Il Lanthanum iodate La( 10,), 6.1 X IO- • Some substances exist in morc than one crystalline ronn; the Lead carbonate PbCO) 7.4 X 10-14 prefix indicates lhe panicular form for which K" is listed. --- ..- -.~ 'V ...-------------.--- .--p O.'UUJ" RmuclNC Acun i:.. (V) REI-' ~~"WNCTliS OF ACIDSANDBASES LP(oq) _ LitJ) - -).os e-j"pa. Ad" CUD). > •• D••• K '(041) .•. ~. _ K(JJ -2.91 ---- N_ N_ a."lu'l} + 2,. _ a.b) -2.10 F_'" K'• Funuw• Cah(oq) i' 2 r- - Cats) -2.87 r...woric acid HOD. -10&D r.rQJonu ioo 00; Na'(aq) +,. -Nat"} -2.71 Ma"taCl) + 2,. _ MatI) IIJ~ iooIJ':~ HI .- -10" lodicle ion 1- -1.l7 H8, AlhCGq) + ),. ~ AI(J) HJ••••••• '-; II) -10' 8nma.ide 60. D'- -1.66 HO -10' M,," ("9) .•• ,-,.- _ MO(l) -1.18 HJ."'I"" chJorid.W CbJ~do ioo CI- Solhoric.<id(O) H,SO. -10' BiM' ••• &0.- Znlo(atl' + 2,- _ 2n(J} -0.76 , 1150; CrI'(oq) .•. ),. ....;.Crt,) -0.74 NitricacidCO) HNO, -10' Nitnt. loa NO, fe" (aq, .•.2 ,. - _ Fe(I' -0." C,'"(oq) • ,- _ C"-(oql -0.41 Hydroaiumi.o Hj 0 or (H7••)) 568 W•• H,O elll'Caq) .•. 2,- - Cdt,) -0.40 BYuJr.•• ic.- HSO; 1.2 X 10.' Stdr.c. ~. SO~- fbSO.(,i t 2,- _ Pb(J) .•.50.'.(aq) -0.16 Soil••.••••acid H,SO, 1.2 X 10-' Bi.m.Iriteioa- 1150; nOtu",).,- _Tl(J) -0.14 ",.on. •••• H)rO •• 7.5.X 10-' DibydrocenpbOlphato iun It,t'O; Cu'.(aq) •. 2,. _ Cot,. -0.28 H."'IooO"",(III) ;00 Fo(lI,OJl' 9 .x 10'" Ni"laq) .•. 2,- _ Nih' Fe(lI,O),OII -0.1' HydnaOuonc acid IIf 1.2 X 10'" Fluoride iUA •.- AM'll) •. t - - A.l~) of' 1-(0'1' -0.13 NitnNa.ad liND. 4.5 X 10" Nilrilo ion' Sill 'CUClJ + 2 t - _ Su(..; NO; -0.14 I~ Acetic acid HC,H,O, 1.8 X 10-' •.fbl'to",) .•. 2,. - Pt»(J' -O.ll Acetate ion C,II,Oi ••• Hua'l"oahIDWaWD iOD AI(H,O)r 7 :.2H'(aClJ+2,. -HJl.rJ 0.00 1l X IU" AI(II,0), UH ., C.,bua.ic acid A.Ur1JJ .,. t. _ A'(J' .•. 8,-(UCl» 0.07 II,CO, 4.3 X 10-' 8K&lbunalo ioo- lIeo; s(s) .•• 2 H • (Oil' .•. 2, - _ H,S(o",' 0.1' (2.6 X 10•• )t 8i.&JCile ;00- Su"(o'l) + 2,- _ Su~'(uqJ O.ll 1150; 2.8 X 10.' Swfilc iDa. SO~- CuJol"(,I) .•. ,- _ Cu.roq) 0.13 Hydf'OlcQ -uido H,S 1.0 X 10-' Hydrvn&J6do ion' 115- SO.I-{aq) •.• N°taq) .•. 2,. _ SO.-,) + 1 HIQ DihJdr••••••• ..,. ••••••• 0.20 M)PO; 6.2 X lU-' Monohyclio,cnp~u.rph.le ion UfO:. Cu"(u," .•. 2,. _ Cull) 0.)4 Cu.luq) •. ~- . _ Cllll) 0.'1 Pbenulph ••••••• .1,lII .•., r. -11-(aq) 0.'1 IIfhlh 3 X 10-' PhcnolphlhaJein &nion fhlh - fe).coy) •. ~- _ Fea.(oq) A.mrnoaiWD ioo 10 0.77. Nil: 5.6 X 10- MvnOIU. Nil, H,,"'oq'+2,- -2HICI) HydrocyWc acid 0.79 IICN 4.0 X 10'" Cywtlo iOD AS"oq) •. ~. _ AKfIJ' CN" 0.80 ilc .•.•quuiroa(ll) iOD Fe(lI,Oll" 3 X 10"" , U.JoClIq) + 2 ~- _ HI1)'(aq) fe(ll , 0),011 0.92 8ic~nalc ion- HCO; 4.7 X 10.11 NO,.IDf/) .•. 4 H.(Dq) .•. ),- _ NO(,J •. 2 H,O CarhOAalo iUD 0.'16 CO:- "yclrorll ",",,&icl. "1 2.4 X 10-11 AuCI ••-(OCl) •. ) ~- _ AU(I) + 4 a-Caq) 0, Hydroi'CRuide iUA 1I0i 1.00 MUII...nydroreeDpha.pbaLo iva 11 'Or,(I) .•. 2 ~- _ 2 Dr-(all) IIfO:- 1.0 X 10- fb~h.Le ion I.U7 I t'U:- OrtS) •. 4 H.(uCl) .•. 4,. _ 2 H,O ~ "ydniawlida iUD liS. 1.3 X 10-u 1.l1 C Sulfide iOIll S'- MnO,'a) •. 4 H"(oy) •. 2 ~~ _ Mnlocuy) .•. 2 HaQ Waler 11,0 1.8 X IU."I 1.11 "ydroxido iun OU- Cr,O,'-(Dq) •. 14 H.(Dq) •. 6 r- •..• 2 C"'.(aq' .,. 7 H,O I.Jl CI.I8! • 2,' _ 10-I.q) 1.J6 M."'•••• CII,OH -10-1' Motbo&idc iOD CO'-Iaff') .•. 6 H .(aq) •. , r- _ I CI,U) + ) HaO A4moaY CIl,O- 1.41 Nil. ":10'" Amide ion Au)'(all) .•. ) r- _ Auta) . Hydroaide ioa Nlli 1.30 OK" -10." MuO. - (ay) .•. 8 H "(Gq) .•. , r - _ Mn" (oq) •. 4 H,O O&ide toD 0'- 1.32 IIJd"'l'" II, -10-" . YbOJ(a' •. SO.'-(aq) .•.•• H .(oq) .•. 2,- _ PbSO ••(I' .•• 2 H 0 Itydrideiua U- 2 1.6lI Amido NH; t1,O,l0Cl) + 2 tt .(uq) .•. 2 r- _ :2 H,O "'1 _calL Imideiun. 1.77 lnWd":'ioD NH'. 1'111'- Colo(nq) .•. ," _ COh(oq) we,.,. _eak. Nitride iUD 1'1'- I.IZ Methane CII. -10-1a . F,l,d t 2 t- _ :2 F-(aq) Methide' 1.87 ell; BASIC SoUITION Solubilily. Rul.s: FCIOHhta) •. 2," - Fe(.s) .•. 20H-(oy) -0.1111 2t1,0"2r- - U,(,) .•. 20H-Cay) -0.8) I. All nillales; acelales, and chlorales are soluble. ':cIDUhla) •. r- - Fe(OHMa) .•. OH • (uCl) -O.U 2. All cHlorides, bromides, and iodidcs are soluble cxccpl wilh Ag', Hg,", and Pb". Sv ••. 2,- - S' "(oy) -0.4) 3. All sulfales Ille soluble excepl wilh Ca', Sr", Ba', Hg,", Hg', Pb -', and A!( Cu(OHhlJJ •. :2,- - CuI,! + 2 OW (oql - O.ll C,O.'-luq) t ••H,O .•. ),. - Cr,OH',(I) .•. , OH -(aq) - 0.12 4. All carbonates, chromales, sulfites, and phosphales are insoloble exc<pllhosc of Ihe lA falllily and N01-(uq) .•.