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The document outlines various chemical tests and observations for identifying acid radicals and basic radicals in mixtures. It includes procedures for detecting specific ions, such as ammonium, sulfate, halides, and others, using reagents and indicators. The document also describes the expected results and inferences based on the reactions observed during the tests.
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Save Inorganic Chart For Later 0 Oy,
2p
ots ,
DRAAMAD F003
vis
Hovis
Faint
Teall osm
Pn oe
Yetow a"
Cotoutess or Wito co tt 2
sia nay ba pee
Atkall sats, Cf, BF, HO;.50
‘Held Tost Wet test
Uixure + a) HC OF ¥ySO4
z estler Ammonium?
«| Smoot mince + fev drops of
NaOH, oil ond
fost wit Lime popar |
‘EF. fo1 Ainmonium £
Adisture * Wessiter’s Reagent,
s (Preparation of Nosstar's
+ | Reagent :To 5 drops of HgCh
‘oftd gad KI solution til senvlet
ppl dissolves and add excess
| moisten nlass tod. x44
Smell of ainménii.ncid tha He’ may be present. ~
‘opous oylved ms ie. pene ean a) :
irs ob, .
i =A )
‘Apvearance Ci
‘Amorphous co,”
Paste ike | Cr, Br, NO;*may bo prosont
Pace stout mg ofthe | Decnaton | cdtatina sos moy be»
fema clean and dry tast 4 Whig sublimate, Mtl, gas," | present : :
tbe and heat stingy avelved iu tig' may be prosente i
CO, gas Is evaivee, turns fine :
swoter ey ; :
é Voiet vapours and black =] C03" may bo present
«| subimate E
Redgish brown gas with nay bo present
pungent odour.
Dark broyn fumes with” . BF may be present.
‘pungent odour. ¢ :
CColourless gag with pungent.
‘odour giving vite tick fumes,
‘nth glass rod dipped in
NOH.
Oly apfearance fumes wath
NOs may be present |
Nei :
‘Cl-may be present. 2~
Fimay ba present > — ©)
GOs" ray be present ;
‘Dusk effervescence of
colourlés gas, tums lime
wolee inky,
Oe ol vnegor 457°" | GHSCOO may ba present
(037ls confiimed.,
as iinet son aggs,. 8? may be present,
fuins lend geclaig pa Bick) :
: a 18 confirmed,
Brown Preclplinig, «. NH Is contiemad,
01 11201 elution
Anat OKMixtule + ¢
os
bof cone.
Cone. H28O, heat if
eCRSSaN-
Cal
pu
thi
Re
at
a
ANALYSIS OF ACID RADICALS,
Voltet Vapputs are evolved
having pungent odour.
Reddish brown fumes with
Pungent odour, color deepens
n heating with MnO,
Oily appeara,
th
oles gas Ts evorved wih’ | GF may bo prods
INQENK odour and gives while
ick fumes with NHAOH
I may be present
Br may be present.
Kéddish brown fumes evolved
nd the color deepens on
ding Cu turnings.
NOs' may be present
Ince On the side of
F may be present
test ube ; ©
Dmmaten an and 2d@ about ince times of thelStco,
A watér bath and centniuge. Use the
(est OBSERVATION INFERENCE
| Test for Sulphate (S0,"[
Acidity § drops of SE with di,
HCI and boil to expelico,
completely, then add 4-5 drops
of B2Ci,
T. for Sulphate (SO,
While precipitate insoluble in
it HCI even on boiting,
|
$0.7 may be Present,
S.E. acidify with dil, Acetic
acid + few drops of lead
| acetate. «
Tes( tor Halides >
SE. acidity with dil, HNO lo
expell out CO, completely and
Add few draps of AgNOs,
T
‘White ppt. sotuble in hot
aepemonium acelate
i
White curdy ppl. soluble in
NHOH completely,
i
80." is confirmed,
Cl may be present
Pale yllow ppl. partly soluble in
NAOH,
GF may be present. Wo
Dark yellow ppt, insolubel in
Ha
1
Olly appearance in the hot
condition, While fumes around
M may be present,
F may be present,
©
the molsten glass tod.
re
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alata
Sacco Se"Pies
foe ; os
[em
1
Ko
= TEST GUSERVATION THFERENCE
Fetter PO. 7
ore (or SE) + conc HNQ,,| Canary yellow ppl PO. present and
and heat il evotutlon of contitined, se
colored vap/uts, cool *
Smmonivm inolybdate(excess) 6
fang wat for a munule
Tesi for Accinto{Cl,cOO):
SE. tessa) + 10 drops of
‘Atvily small comes out crag0o te mesenland cy
Aceon eae
CJ heal sidwly and solution is confined.
Ce an ers
! SE i scehly vin dt HySO._ | Brown pL crtsdo0 is present and
a3 neural FeCl, solution._| sonldines,
tor borate (BO, 1: ’
Taate (e234 4 few drops | Green edged llama. 80,?s present and
¥ ‘of alcohol + conc. HySOx, heal confiimed. ©
strongly and poss the vapours -
Io tne 2 non-lunmous tame. _|
Test for Oxalate (C6.
SE (ere) 15 acidily
deatic 3¢id ond boiled olf CO;
vite prt ts formed naire may ve present.)
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ta rah aRaoak inane"&
Ay
[nian
pupmied Cach soln and |,
Paced ts bel water bath and
setae
ed
” alata Is contin
Kesidue « di. W380. and bol, | Cleat sotutien yf om
Cleat soln ¢ very dil KMnO, _| Kenn; soln decolourlsos. |
MTeatfor ey | Soe ak
eisited wih dil acetic. | White ppt. is formed which Is | F's contin
ote and added freshly latotuble in hot dil. 1450,
pigpared CaCl; solution. —————-
Pop
i
Detection of basic radicals or cations.
Preparation of o1 init solution | . : |
1.C,0., CHCOO’, Bo,*
oF F's present inthe given mixture, then prepare original solution (OS)
by weating wih aquaria,
98
Pies
Procedure : Take about 100 mg of the mature a china dish, add 2 mi of aquaregia and
sea nale the mixture to almost dryness Repeat the same with another 2 ml aquaregia. Test the y
Solubilly of the residue with dil, HCl or di FNOs (in cold or hot condilion) and prepara the os
Secordinaly (ih he acid n which the residues suo)
WPOK Is presentin nto hen prepare te OS using the solve
water 2. dil HCI [> aint, 4. Cone. HCl,
‘al as shown below
', 5. Conc, HNO,
ameval of PO. Analze the 1 andi group cations ina usvalw
HsS ond test or 2¢* and Fe™,
for add divte NOH soln of
forms. centituge. Reject.ine ppl and repeatedly sud rf
|. 20 while ppl forms. itis better fo concentrate ihe cent
2
3
ere oT:
i
&
[ NHICNS can be used in place of KSCN or vicewersa, .
Prepare SnCl, soln treshly by healifig a small amount of Solid SaCk (test tude must be free from x
ap water) in Gon, HCl t
Vbnonys whe pretty pergecd Sn Ch keiakon pF
Le ee Jia ha. ‘
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Osteo s | OS
and centthage:
Treeiuaies | Contelunate
Separation of cations Into groups :
7 eH HMw
ot MITEL TPN Ac
nlitagaite mel be tee for : ?
Tako small volume of eevnislagate and puss 138 throu aon tune tho wha
ceninfugate and pia: 1,8 and Jhon centri,
Reales NMS soln, warm, Usw the mistive fr festINg
git HH ppl eccurs,
fitirota (elear col) for
WA cation and
testing 8 eaon
Procinlialo; | Gan
a bo {ree from #1 group radicals, .
See ity ; : Uuitugato, add 0.5mt
group (Ths cent
fodeats are | Howl wlf Hs lum the centrtugato. To zy fow drops of Con
present Lttineant tsi and cool Add a{don of KCNS. Blood rod COvOr oF ppl
Fe mT FS
leis esait ten add conatiNO3 Ib ho whole canteitugila nod eat tit
thang thew id soled NI, oflosnt by ammonin sot til It becomes
“apnmgryes, waum and cent Hep forms.
yf Ceuteituqata ;
{is coniagnte mus{ bo eco from group I A radicals )
rout of te geniatunata pes 1438. If ppt. cecurs
11,8 fo tha whole cantitugate and cantiliuga
Piezhiarstes | Centeiunsto:
Free ere ntogota mst bo foo rom group
tmonis are | HD alta)
reg | take gmn tii oe
M | and ofeesa of NHAOM + (NH4)COx(s0%. IF
teo".Ne | ppt
zany | aa sit 1 NH,OH(excess) + (NIl4)>COs
aged
Mets a
(Leta
urs thon taku the whole samplo end
Oe 4 Heat dnecentefugo.
war [7 Senmemunate
= ; {hts contilugata,must be
“© free trom IV group eadicats.)
progent Conuifugato fs evaporated
Gaeeites} tak LU | edryness nena ish
iyonides Lyes'}|co™ | and exirsctod wih
teupnidee) [SEAS | and at ocetic veld mad,
josh
tole
\g-
(Cartjonates) wo) Ng KU)
_sortests: 3g ge
ests <———_—__—fonsenvations 1 Fin ERERGE
ea TI w Gray oF Fag eaelten OTP f 2 pose
re :
Aliranne 10d
Nato : Dont use fap walor for :
wastungs ind oltior purpose Ia thls !
fost ©
OS. i rarop lino, 2arons of [HUcKer Wve pol ee
‘inihyanitic aeld n ateotiol immediately changes | Co Is pr ~
nf a ' prosent.
be hss ines nana Revesentes LAP patent | ee |
g
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NOTA 77 an ht aeJ 286-2240 ete
SAPO
Note t
ele jt
On usa tap water for
WashI9S ond wther pune
[fost "murs is
O15. anni tisseen free
eng, OH TSS ama wr ~| eee elTaTER
Fo" Ispinsent
or.
OS. + Fottetracyanide v
Prussian blue
coloration.
Pink or rod coloration
OS. ONS 4 Sone solution,
= Ht Is presant
‘ .S.* Iwo drops of ating Green ppt c
Fair —] oS ENG, + Tisrag —} SU [ore present,
"PONT a | seed
wat Nd |
OR o
“oR -| tna present
~ O.S.tie-y Cone: HNO, ty >) Purpie color, e
z {ttle sod Bismuthate. :
io dene OS oF. Mer paper Taw —| REGS ETT We""Ts praseni
dheps of c+ ew drops ian | ara :
[pe-—[sstited amore ns
ure * a Cl veg we pt] YoTOW TON
5 To the white ppl aéd vitted —
& water, Bolland add Kl br KjCtOyiun E
‘OR Blue ring tums red on Pb?" Is present.
$5," ter rope sone dopo | sing Ges " i
lum hoelzonmereage
[Ee [Ose sai Hels trap |
: 3 an Soa present
[So" | Ssitte = tev cos star fee coco
Laz —-[2tmonium tiscynaidingnes [cree eet
Nit 0.8. + freshly prepared sodum ‘Yellow ppt of WH. Ts presen .
cobatinte saute ‘ ammonium ae B
eobatnt,
Ba" — a abeenceat FOP Green ai Oa Rese
i GS Cobatsiratesluion +
Cone.HtiO, and me Db fee
les per In Land hald it torte fame
shite gean tee pptelas chLie des
Po I
The ppl may canlan PUCh, gC GsCh and
‘entilligata Ry conan PB" Eraparais Te
fuming wih 2-3 ml Con H2504, cool dikae
40m), cool dnd fie,
the ppt with hol water
‘nil the washing give
a ppt with
: Caniritugate® eslu: wile pr consis of PESO, This i
ian toy consi toluble la EM ammonium accate soe,
Mai cana ns (AQ(NH,)" aod WO. | With K;CrO, soln yellow ppt is obsg
LHgxCle ;
fungalic seid Wash | Neutra yh 8,
soln to vediasolve any
ppl which forms Add
0,4M KI soln and filter
<
% yellow pp My,
le soln, it ppt forms.
Pan rami | Residue: pale yelow FOTA ult van ba padenp
dip Hel 9 hr art u ‘
gos (dissetyss em Ip pet :
whhe feb WS a
enous Hs) Held
ae
a
§
Seah
6
vali ( proseree BT,
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RH Tb SEES ESEAa eve sen |
1
Efomnonis #0
RV teva | Pest or ear gon
Hee es Atay contin WO.
HHeavetnch, Acs
Hfeomatsel
Tagpanegcentg Malt)
ise find heal ane to
I isting
x __| Blue ppt oreo ave A)
DP paren ae o
ANALYSIS OF GROOM: tg", "GI" Cul lornat.ol’sal sv") pled 4
pi
|
i Nig: Black Gd: Yellow
f POS: lack AtS) Yellow 4
CUS. Black
piace in hat waterbath for 2-3 minutos wh
Residue + YmL yeow ammonium suiphdel Nt
hing ad eentnfge
* centeifugate
Residue
{U1 8 ardup is present}
Mo®Sn"S0"1
wprerrereujry ppl pelpbedes
‘9 boting water bath with
~ ANALYSIS OF GROUP IA
eave + db INOs|2 dr008 0 +6 drops of water pce
‘imag 2-9 ma and centage
Ve ee oF
[Resaue [cenuatugate
‘maybe present Paco" Cu" Gi” May be presen.
mck ppt Ha" ke present
CT fer Ha": Fy
Renguo # Aqua regio to get cea! salen : .
Ree aon + Sncl}> grey colored PAL at
fig confer. ey a mnie Raa me OTT i
La ero RS Ham ie ove ES “ fey clr in og
2 pple. a
at for ote adeas of18 group: PIC: 7
SEeettusate: Tes smal poten of enuiugate (rom the M group analysis)
\eencf Orange oat
4S" Sa" So may be present. |
The ata tne, Helin esse
i 2
Teatlon ks » Residue + H0 + cote ‘Testior Sa"; fiteralo + Fe wire, warm for
W4NCO5 warm fier ‘mins. Add MgC, White siry ppt
Feerete« DIMCI-> Yeton got ‘Sa is present and centemed.
#8" present and contimned
‘Test for Sb™ in presence of Sn?*:
Boome aumsner orate»
&
i present and confimed,
Peete * amunonim hyde, vas and
8245369 Orange ppt
SS" is present and confirmed,
ANALYSIS OF MA GR LUTE Cot typ
olpa I
HE, Gustentous pe
TS vine opt
Ceniragar
acre
1 Aly with ai soy sag
3 yikes nate ccna
Teanga: Ears oma set
Fen otops et sontion + 1 4éop ot iO, ans wacm ta expen “vn
NO, cori « KCUS ston 3 Coca reo egg Oa min
Feist 3nd conned, EBOwaee aryl acon yo
" eae “onde. Shae
Testo
Eesrpr ol cnn «269s 1,004 0, Orsgaree
2G; Coerctetarges ue Sica Pp
Zamept aie pace and ee
feral dap
Miserin ned bd U. Red eds
Chad ening fap nalts por
Gentbiny ty pe Des bap)
j bolpbids
EMU ppd ot hydrortefet ulin HORE “SLOTS
Tedliecoemmy* ~ teers are Tewiavs Fo" ai PEG £
Few drops of gotution + small amt of ovate acid in hol water | passinb HS gaz Neutralize with
‘with stitang While ppt confims Co! /Th" NH; $0!a, coo! and pour Inia on
Perform tpgt text for Co" given abov' coxcest of (1H,),COs soln. waem |
Test far nin’*: * for § rn, allow'to stand, tor. |,
Few crops of Solulion + 3 drops of Cone, 1,50, evaporate - és
‘white fumes ang cco , add oil, HNOs and'sdd codlum Reside: White pat cantiens A?
‘bismuthate > Pink color confimis hin” : «| Perfortn alizarin red test for
OR AP "given under spo! festa
§ drops of solution + PLO, + cone. HNO, bell far two'mins 5
and cool alow il settle > Pinkiviolel color in supernant soln | Filtrate. May centaln U". Acidity
Mois present and confimes, ‘with oi HCI and add potassium
Cotas ppl
Co = Black Za: White.
NP relack in? : White or but, ,
i
[Reciauey From he group analysis, ino residue ls taken and to W very oi, HGH ms addeay 10) and
ccentriuge. *
Reside: [CF FT Centrtagate: [za | ria]
Residue + squaregia, evaporate to dryness In_| Boil oll H,S In boil iube and add 1-2 mL of
| | china dish, discalve the residue with 45.20. | NaOH and 4-5 drope of 3% H,Ozand heat on ‘
ip cl walat: wwaler bath ond cenigfuge.
Dive solution Co may be present) Residue: (07 Contrugate: [Za]
: Test for Mal": Pass H,S 995 through
“est or Gol : Few drops of solution + amy! | Dissiove te ppt. in |_| centnlugate « acetic
‘aloahol + ammonium thiocyanate (NHASCN)) | tmiof conc. HNO; | | seid, White ppt Sa
5 Blue coloration fo oigantc layer. 4100p of conc. 202) | is present and
‘Cos present and confirmed. warmen water bath] | confimed,
Soin + lew drops of Nivoso napthol. > Pink | far 3 minutes. Ash test (generally not
‘colored ppt. Test for Ma: answers convincingly
Ge ieee, nt inthe presence of
So's Pu, + yl | POY To the salad | >
| oteant: HNO,” |" | Const soln tntrstere
i fhaine, > Scaiet"| NatiO,ane bei for | Sulphole orcnloragy
joanne | Mins and cool, -> - ‘and 2 drops ef Con,
| Purpie or violet colo. | HNO, Mix Itwith a
Testis RA Five drops gf sputionO.S+
THACI = DIGS + ait 2H;
edippl. Ni" is preset
)
Terocanide, Grown eolr or pet |
Of ‘conhims U">
h ANALYSIS OF ua GROUP Ica?" 20". oP] phe. ot Subpbsdes |
i
{
!
: Mn Is present and) | fiter paper and
; | confimed, ‘expose the fer paper
«/ : {o tho Name. Green...
ash confirms Zn”
‘se cat
Arvncyss ohenou we pptels of Cather %
Color of ppt: White for al Ba", Co*” and
Residue romthe gioup analysis: Dissove ae ‘n minimum di CHICOOH and ste wet Divide
ell
‘no 3pans,
pnrtTest for Ba" Solution + K,C1O, Ys
Perio flame Yeti: Apple gtecn lame, Ba" Is
PAL 83" is present
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eesPettorm flame Test: Crimson ted er Is confined.
Ii pant Test for Ca’*: Solution + (NI, }}C,Oe solution -» While ppl. Ga”" 1 preeent
Perfonn flame Test ; Brick red, aj" is confirmed
i OA
AWALYSIS.OF V GROUP RADICAL flag? Ka" LIT
Transter the centrlugate obtained from fou yaxchina ash and, add fe of ain
i ith group tatoraxchina dah an pete
acehe acid. Evaporata Io dynes, ool and dssalve in minmum quanti of vater and cide i
into four parts and perform ihe follawing tests : 4 es
~ |
Test for hig [Test fork Teal for Na Test for Li f
Soluitcn-« ammonium | Solution ¢-sodium Solution +faw.drops Solution + (Sosum
carbonate+ HHOHY
hyatoxize til atkatine | cobaltinite.solution. | of pol. Pyroantimale
| 3 While erystaling | ammojnium carbaecte
+ Na:HPO, (or 5 Yellow ppt
erthophosphoric acid) | K" is present. ppl > While ppt,
> white ppt Na’ is present. U' prdgent (
ag"" is present G.T. for K* ; Solution « Fete Me
picne acid, serptch
CT tor Ma wih agiass 4 | CT for Nat 3
(Orine test) Yellow ppl. Kis Solujon + uianyt }
solution +NHCl+ — | present and magnesium acetate-> | 3
NH,OH titalkaline + | confirmed. yellow ppt” eect
Na’ present and ;
oxine reagent, heat on |
* | awater bath. > pale | (Preparationof
cobalinittite soln. :
“confieried.
yellow ppt.
Mg” is present and | Liltle NaNO, solid —_| Perform flame test
confirmed, Co(HOs)2 soln + dit
[Perform the above | CHxCOOH,) 4 e -
test withoul Mg”*salt i pe a
and compare ine color | Perform flame tes}
of the ppl) | é ;
4 Flame tests :
ke Some amount of tne compound on a clean watch glass and add to ita little cone. HCL mix
rod! and hold it (o 2 non-lurninous ame,
Feat plotiqum wtelplass
iy we
SRT ETIN erp Acier see
A a
Lilac red (viewed through cobalt glass) + 4 Kils present.
Golden yellow + No! ts present
~ Carmine red + Litls present. A
Crimson red i ! eee ese
Apple green : b Cate pesee Ga ee
buick red
abla fo carryout tho fama tost with tha (respective) group precipitate.
i
NOTE: Its always ou tte gee 1 oparopiais places.
Carry oul spol 105)
Faeroe ins. Quo auive jnoraanls Annlysts by G_Svobla (7* editton)
eoferonsere Voriule Qu *
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