UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS
E.A.P. INGENIERÍA INGENIERÍ A METALÚRGIC METALÚRGICA A
ANÁLISIS MINERAL CUANTITATIVO
INFORME N° 09 :
PROFESORA
:
INTEGRANTES
:
DETERMINACIÓN DE ZINC
Ing. P!"# A$!%& M'#"
LEÓN ALVAREZ( ALVAREZ( O&n"#
LLONA ESCO)AR( C"#!*&
LOPEZ AREVALO( O&+"#
MENDOZA P,REZ( M*&'&
VILELA CAR-UAVILCA( *&%
2015 DETERMINACIÓN DETERMINA CIÓN DE ZINC
3
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
Contenido
I.
INTRODUCCIÓN..............................................................................2
II. RESUMEN.......................................................................................3 III. FUNDAMENTO TEORICO.................................................................4 IV. DETALLES EXPERIMENTALES..........................................................9 PROCEDIMIENTOS..............................................................................9 V. CALCULOS....................................................................................10 VI. CONCLUSIONES............................................................................13 VII. RECOMENDACIONES..................................................................13 VIII. CUESTIONARIO...........................................................................14
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
I. INTRODUCCIÓN Para
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DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
II. RESUMEN E/ #r&*r (';ar #r,%-&*,! a a;r;ar a /'!"ra !,('%&/ <,:"/&-a (';, - (a -"r*&/a%&/ -( #(,*, / (a *'!"ra= '/a %'%ara-&"a - %(,r'r, - a*,/&,5 #r%&#&"a*,! ( &rr, %,/ &-r&-, - a*,/&, C(5 -!#'+! -( &ra a;r;ar*,! '/ %!,. A;r;a*,! '/,! 30 *( - ?'@r /ara/a - &(/,( %,*, &/-&%a-,r "&"'(a*,! a/,"a*,! ( ,('*/ ;a!"a-, (, #a!a*,! a r;&!"rar #ara ( &/7,r*. C,/ (,! -a",! r;&!"ra-,! #r,%-*,! a ra(&)ar (,! %$(%'(,! #ara -"r*&/ar ( #,r%/"a - Z&/%.
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
III. FUNDAMENTO TEORICO E( %&/% *"$(&%, /, ! /%'/"ra - 7,r*a /a"'ra( / ( *-&, a*:&/". E!"$ #r!/" !(, / !"a-, :&a(/" %,*, Z/
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DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
La !"ra";&a - "ra:aar a *&%r,!%a(a %,/!&!" / r-'%&r (,! /&(! - #r&*/"a%&/ a a(,r! - 2 a 10 *; #ara !(&-,! - 100 a 2000 *L #ara (6'&-,!10. E( ,:"&, - !" "ra:a, ! (,;rar '/a #ar"&%&#a%&/ a%"&a - (,! !"'-&a/"! / "*a! ' a a/ !&-, "ra"a-,! %,/ a/"r&,r&-a-5 !'*a-, a '/a #r&/%&a - (a:,ra",r&, ' #r*&" /r&'%r (,! %,/,%&*&/",! a-'&r&-,! -!arr,((ar !'! a:&(&-a-! -!- ( #'/", - &!"a #r&*/"a(. La #r&/%&a - (a:,ra",r&, #r,#'!"a ! '/ *+",-, a("r/a"&, #ara (a -"r*&/a%&/ - Z/ / '/ *-&%a*/", !#%68%,5 #ara !r '"&(&)a-, / '/ %'r!, - G'6*&%a A/a(6"&%a. E!" ! '/ #r&*/", ' #r*&" a (,! !"'-&a/"! #,/r / #r$%"&%a %,/%#",! a a#r/-&-,!
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!#%"r,7,",*+"r&%a!. E( *+",-, %,/!&!" / '/a *&%r,"&"'(a%&/ !#%"r,7,*+"r&%a5 '"&(&)a/-, %,*, a;/" "&"'(a/" EDTA /ara/a - &(/,( %,*, &/-&%a-,r. E( Z/ #'- !r -"%"a-, / #'Ha! %a/"&-a-!5 a(,ra/-, / 7,r*a -&r%"a %,/ EDTA ( &/-&%a-,r */%&,/a-,. >a/ !&-, -!%r&#",! /'*r,!,! *+",-,! #ara (a -"r*&/a%&/ - Z/ / *'!"ra! -&r!a!5 '!a/-, a;/"! %,*#(a/"!. La ra%%&/ -( Z/ %,/ ( /ara/a - &(/,( 7,r*a '/ %,*#'!", 1B1 - %,(,r a*ar&((,r-,!, a '/ #> #"&*, 5 52 %,/ '/ *$&*, - a:!,r%&/ a 0 /*. La %,/!"a/" - !"a:&(&-a- -( %,*#(, 7' !"a:(%&-a a #> J / *-&, r;'(a-, - $%&-, a%+"&%, a%"a", - !,-&,12 / '/ a(,r - KZ/XO J 154010. P,r ,"ra #ar" (a ra%%&/ -( Z/ %,/ ( EDTA 7,r*a "a*:&+/ '/ %,*#'!", 1B1 &/%,(,r, ( a(,r - !' %,/!"a/" - !"a:&(&-a-1 ! - KZ/EDTA J 351101. La! &/"r7r/%&a! ' ! #r!/"a/ ! -:/ a F
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
La a:!,r%&/ - (')5 ! '/a - (a! -&r!a! #r,#&-a-! 76!&%a! %', %a*:&, ! #'- '"&(&)ar #ara !;'&r ( #r,;r!, - '/a "&"'(a%&/. Para a#(&%ar '/ *+",-, - "&"'(a%&/ !#%"r,7,",*+"r&%, ! /%!ar&, ' '/, , *$! - (,! ra%"&,! , - (,! #r,-'%",! a:!,r:a/ (a ra-&a%&/5 , ' (a "&"'(a%&/ ! a;a / #r!/%&a - '/ &/-&%a-,r a:!,r:/". E/ (a! "&"'(a%&,/! !#%"r,7,",*+"r&%a! ! r;&!"ra/ (a "ra/!*&"a/%&a , a:!,r:a/%&a - (a !,('%&/ / '/a (,/;&"'- - ,/-a a-%'a-a *&/"ra! ! a aHa-&/-, ( ra%"&, "&"'(a/".
Estructura de EDTA E( EDTA -&!-&%, ! '"&(&)a %,*/*/" #ara !"a/-ar&)ar (a! !,('%&,/! a%',!a! - %a"&,/! *"$(&%,! - "ra/!&%&/. E( EDTA -&!-&%, 2Y= !,(, 7,r*a %'a"r, /(a%! %,a(/"! %,,r-&/a-,! %,/ (,! %a"&,/! *"$(&%,! a a(,r! - #> 12. E/ !" ra/;, - #>5 (,! ;r'#,! a*&/, #r*a/%/ #r,",/a-,! #,r (, "a/",5 /, #'-/ -,/ar (%"r,/! #ara (a 7,r*a%&/ - /(a%! %,a(/"! %,,r-&/a-,!. T+/;a! / %'/"a ' (a 7,r*a a:r&a-a Na4>Y #'- '"&(&)ar! #ara r#r!/"ar '/a !#%& - EDTA5 -,/- -!&;/a ( /*r, - #r,",/! $%&-,! '/&-,! a (a *,(+%'(a - EDTA. E( EDTA 7,r*a '/ %,*#(, ,%"a+-r&%, %,/ (a *a,r6a - (,! %a"&,/! *"$(&%,! -&a(/"!5 M25 / !,('%&/ a%',!a. La #r&/%&#a( ra)/ - ' ( EDTA ! '"&(&% "a/ a*#(&a*/" / (a !"a/-ar&)a%&/ - !,('%&,/! - %a"&,/! *"$(&%,! ! ' (a %,/!"a/" - 7,r*a%&/ - (a *a,r6a - (,! %,*#(,! %a"&/ *"$(&%,EDTA ! *' a("a5 (, ' !&;/&8%a ' ( '&(&:r&, - (a ra%%&/ !&;'&/"B M2 >4 Y M>2 Y 2> S /%'/"ra *' -!#(a)a-a a%&a (a -r%a. Para (a *a,r6a - (,! #r,#!&",! ! #'- %,/!&-rar ' (a 7,r*a%&/ -( %,*#(, %a"&/ *"$(&%,EDTA ! %,*#("a5 ! #,r !",5 #,r (, ' ( EDTA ! '"&(&)a / (a! a(,ra%&,/! !"a/-ar&)a%&,/! - !" "&#,. DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
Co!"e#os !eta$%ueato L,! &,/! *"$(&%,! !,/ $%&-,! - LQ&!5 ' a%#"a/ #ar! - (%"r,/! - (&;a/-,! -,/a-,r! - (%"r,/!5 ' a !' ) !,/ :a!! - LQ&!. E( %&a/'r,
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E/ *'%,! %,*#(,!5 ( EDTA r,-a %,*#("a*/" a( &,/ *"$(&%,5 a "ra+! - !&! /(a%! , #'/",! - %,,r-&/a%&/. E( EDTA ';a '/ #a#( &*#,r"a/" %,*, a;/" %,*#(a/" 7'r" - *"a(! / #r,%!,! &/-'!"r&a(! / #r,-'%",! "a(! %,*, -"r;/"!5 #r,-'%",! - (&*#&)a a-&"&,! a(&*/"ar&,! ' &*#&- (a ,&-a%&/ - a(&*/",! %a"a(&)a-a #,r *"a(!. E( EDTA %,*&/)a "a*:&+/ a -!*#Har '/ #a#( &*#,r"a/" / '6*&%a a*:&/"a(. DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
U/a a(,ra%&/ :a!a-a / (a 7,r*a%&/ - '/ %,*#(, ! ((a*a a(,ra%&/ %,*(,*+"r&%a. E( 7%", '(a", ! (a %a#a%&-a- - (,! (&;a/-,! *'("&-/"a-,! - 7,r*ar %,*#(,! *"$(&%,! *$! !"a:(! ' (,! ' #'-/ 7,r*ar (&;a/-,! *,/,-/"a-,! !&*&(ar! a (,! #r&*r,!. La "&"'(a%&/ ! 7%"a aHa-&/-, ( a;/" '(a/" a (a *'!"ra5 *&/"ra! *$! !"a:( !a ( '(a",5 (a -&/ -( #'/", 8/a( !r$ *a,r. A-*$! *&/"ra! *$! !"a:( !a ( '(a",5 !r$ */,r ( #> a( %'a( #'-a 7%"'ar! (a "&"'(a%&/. E!", ! &*#,r"a/" #,r' #r*&" "&"'(ar %&r",! *"a(! / (a #r!/%&a - ,"r,! %',! '(a",! %,/ EDTA !,/ -*a!&a-, -+:&(! #ara "&"'(ar! a '/ #> &/7r&,r. E/ ( ra/;, - #> *$! (a-,5 #> 105 ",-,! (,! *"a(! !r$/ "&"'(a-,!. E/ ( ra/;, &/"r*-&,5 #> 5 ( "r%r ;r'#, /, ! "&"'(ar$ #,-r$ "&"'(ar! ( !;'/-, ;r'#, - *"a(! / #r!/%&a -( "r%r ;r'#,. E! -%&r a '/ #> 5 ( a(&,5 E!"r,/%&, Ma;/!&, /, &/"r8r/ / (a "&"'(a%&/ -( r!", - *"a(!. E/ '/ ra/;, - #> *$! $%&-,5 #> 45 !,(, #,-r$/ "&"'(ar! (,! %a"&,/!5 F 5 >;
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Co!"etici&n de EDTA con otros i(andos
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
Para *a/"/r '/ #> %,/!"a/"5 ! /%!ar&, aHa-&r '/a !,('%&/ :'@r5 !& ( %,*#'!", - -&%a !,('%&/ 7,r*a '/ %,*#(, %,/ ( *"a( (&;a/-,5 ( EDTA -:r$ %,*#"&r %,/ -&%, %,*#'!",. E( "a*#/ N>4 N>3 %,/"&/ (&;a/-, N>3 ' 7,r*a %,*#(,! %,/ ;ra/ #ar" - *"a(!. E( EDTA 7,r*a / a(;'/,! %a!,! %,*#(,! *$! 7'r"! ' ( (&;a/-, N>35 !&/ *:ar;,5 ! r-'% (a !"a:&(&-a- (,! %,*#(,!.
I*. DETA''ES E+,ERIMENTA'ES ,ROCEDIMIENTOS 1. Para !"a #r&/%&a ! '"&(&) (a !,('%&/ ,:"/&-a - (a 8("ra%&/ #ara (a ,:"/%&/ - #(,*,5 !"a! !"a:a/ ;'ar-a-a! / a!,! - #r%&#&"a-,. 2. S #r#ara (a !,('%&/ a;r;$/-,( 3;r - %(,r'r, - a*,/&,5 *$! *( - a;'a ,&;/a-a &-r&-, - a*,/&,. C,/ !", ! !#r ,:"/r (a %,*#("a #r%&#&"a%&/ - &-r&-, - &rr,5 ! ( a;r;, '/ (&;r, %!,. 3. S (( (a !,('%&/ a #(a/%a -'ra/" 20 a 2 *&/'",! #ara -&;!"ar (a !,('%&/. 4.U/a ) -%a/"a-,5 #r,%-*,! a 8("rar / 7r&, !,:r '/ *a"ra) - 00*(.
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
.La !,('%&/ ! (( a 8("ra-, %,/ 8("r, - a("a #,r,!&-a-5 (';, ! "ra/!a!, (aa/-, ( 8("r, %,/ '/a !,('%&/ (aa-,ra < (aa-a!=5 ( #r%&#&"a-, #a!, a( a!, - #r%&#&"a-, &/&%&a(. . S (a ( 8("r, %,/ $%&-, %(,r6-r&%, -&('&-,5 8/a(*/" ! (a %,/ a;'a %a(&/" <2 (aa-a!=. S ;'ar- (a !,('%&/ #ara -"r*&/a%&/ - &rr,. .A (a !,('%&/ ,:"/&-a / ( a!, - #r%&#&"a-, ! a-&%&,/ 2 ;,"a! - &/-&%a-,r #'r#'ra - :r,*,%r!,( $%&-, %(,r6-r&%, -&('&-, a!"a &ra a)'( a a*ar&((, "/' %,/ -,! ;,"a! - %!,. S /7r6a (a !,('%&/5 %,/ :aH, - a;'a 7r6a !& ! /%!ar&,. . S a;r; 30 *( - -&!,('%&/ "a*#/ '/a #&)%a - /ara/a - &(/,(5 ! a(,r a!"a &ra - &,("a "/' a!"a a*ar&((, (&*/.
*. CA'CU'OS -A''ANDO E' FACTOR ,ROMEDIO DE n Da",! E#r&*/"a(! Ma"ra)
r'#, 1 r'#, 2 r'#, 3
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P!, -(
Z/ V,('*/
(%"r,(6"&%,
;a!"a-,
0.121; 0.149; 0.129;
EDTA 39.00*( 3.13*( 39.0*(
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UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
Fa%",r Z/B
r'#, 1 B Fa%",r Z/B
0.1271 g × 99.9 0.0390 L
=3.2557
r'#, 2 B Fa%",r Z/B
peso delznelectrolitico ×%pureza del zn vol gastado del EDTA
0.1496 g × 99.9 0.05313 L
= 2.8
r'#, 3 B Fa%",r Z/B
0.1295 g × 99.9 0.03970 L
=3.2585
PROMEDIO DEL FACTOR
-A''ANDO E' ,ORCENTA/E DE n Da",! E#r&*/"a(! INTERANTES
P!, -
V,('*/
WZ/
L,/ A(ar) L(,/a E!%,:ar L,#) Ara(, M/-,)a P+r) V&((a
*'!"ra 0.02; 0.03; 0.030; 0.001; 0.001;
;a!"a-, EDTA 40.*( 42.0*( 4.40*( 42.0*( 40.0*(
2.40W 2.4W 31.19W 2.W 2.44W
Car'a&(%a D"r*&/a%&/ -( Z/B DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO %Zn=
vol gastado EDTA ×factor del Zn × 100 pesode muestra
L,/ A(ar)B %Zn=
0.04075 L× 3.2572 0.5027
× 100
%Zn= ¿
2.40W
L(,/a E!%,:arB %Zn=
0.04250 × 3.2572 0.5037
× 100
%Zn= ¿
2.4W
L#) Ar+a(,B %Zn
=
0.07440 × 2.12 0.5030
× 100
WZ/J 31.19W M/-,)a P+r)B %Zn :
0.04250 × 3.2572 0.5001 g
WZ/B 2.W DETERMINACIÓN DE ZINC
× 100
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
V&((a Car'a&(%aB %Zn :
0.04060 × 3.2572 0.5001 g
× 100
WZ/B 2.44W
*I. CONC'USIONES •
E( 7'/-a*/", -( *+",-, !"$ :a!a-, / (a ra%%&/ - 7,r*a%&/ - %,*#(,!5 !" *+",-, -: !r r$#&-,5 !"'&,*+"r&%, %'a/"&"a"&,5 #r, (a *a,r6a - (a! ra%%&,/! ' &*#(&%a/ 7,r*a%&/ - %,*#(,! -a/ - !a"&!7a%r '/, , *$! - !",! r'&!&",! ! #,r !, ' ! '!a
•
%,*, a;/" a%,*#(a/" a( EDTA. S a ra(&)a-, '/a ,('*"r6a %,*#(,*"r6a '"&(&)a/-, ( EDTA #ara !" %a!, (a ra%%&/ - (a "&"'(a%&/ 7' %'a/-, ( EDTA ! %,*:&/a %,/ ( Z&/% #ara 7,r*ar '/ %,*#(a EDTA
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
Z&/% ( %'a( ! ,:!r *-&a/" ( %a*:&, - %,(,r a a*ar&((, •
- (a !,('%&/. E( #r,%!, - "&"'(a%&/ %,*, ( 8("ra-, ! ra(&) a "*#ra"'ra a*:&/" #ara &"ar ar&a%&,/! - %$(%'(, -:&-, a "*#ra"'ra! (a-a!.
*II. RECOMENDACIONES •
A/,"ar %a-a #r,%-&*&/", &/*-&a"a*/" -!#'+! - !' ra(&)a%&/ #ara */%&,/ar(, / ( r#,r" #,!"r&,r*/" /
•
( &/7,r*. S -: a;r;ar '/ #'H, %!, - N>4O> -!#'+! - (a
•
#r%&#&"a%&/ ","a( -( 8("ra-, ' ! "ra". E( (aa-, / ( 8("ra-,5 ! -: a%r !&*#r %,/ a;'a
•
%a(&/" !&/ %-r/,! / ( ,('*/. A( *,*/", - a(,rar (a !,('%&/ #ara ,:"/r ( 7a%",r -( Z/5
•
! -: a%r / 7,r*a (/"a #ara "/r '/a :'/a a%"&"'-. T/r %'&-a-, / (a *a/&#'(a%&/ - (,! a!,! %'a/-, !",! ! /%'/"ra/ %a(&/"!.
*III.
CUESTIONARIO
1 ,or %u se reai3a a "ri!era 4traci&n ue(o de a suataci&n6 E! #ara (a !#ara%&/ ( P: -( Z/ / /'!"r, #r&*/", ! ra(&) / (a -"r*&/a%&/ -( P:.
2 7u unci&n tiene a adici&n de coruro de a!onio6
DETERMINACIÓN DE ZINC
UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOS ANÁLISIS MINERAL CUANTITATIVO
S a-&%&,/a +!" #ara 7,r*ar %(,r'r,! - )&/%5 (, %'a( #r*&" #r%&#&"ar %,*#("a*/" ( &rr, #r!/" / 7,r*a - &-r&-, - &rr,5 a( a-&%&,/ar &-r&-, - a*,/&,.
8 7u unci&n tiene a "ri!era adici&n de a(ua o9i(enada: ue(o de a suataci&n6 E!", #r*&" ' ( #(,*, !"+ (&:r / 7,r*a - !'(7a",5 #ara ' a( *,*/", - (a 8("ra%&/ +!" !a r%'#ra-, - (a !,('%&/ - )&/%.
; 7u unci&n tiene a adici&n de a(ua o9i(enada: antes de a adici&n de
5 7ue unci&n tiene a adici&n de -C6 T&/ (a 7'/%&/ - -&('&r a(;'/,! %,*#'!",! , *"a(! / (a *'!"ra %,*, (,! &-,! - #(,*, *a/;a/!, #r!/"! / (a !,('%&/.
= 7ue unci&n tiene a adici&n de a souci&n ta!"&n6 R;'(ar ( P> - (a !,('%&/5 #ara &"ar (a ar&a%&/ - P> - *a/ra -r$!"&%a.
DETERMINACIÓN DE ZINC
