Chem 31 AtqE1

SOLUBILITY  OF ORGANIC COMPOUNDS  J.V.  J.V. DE GUZMAN DEPARTMENT  OF CHEMICAL OF  CHEMICAL ENGINEERING, COLLEGE OF ENGINEERING OF  ENGINEERING UNIVERSITY OF  UNIVERSITY  OF THE THE PHILIPPINES, DILIMAN QUEZON CITY , PHILIPPINES DATE PERFORMED: JANUARY 28, 2015 INSTRUCTOR’S NAME: ALLAN KENNETH REGUNTON

ANSWERS TO QUESTIONS 1. What are the !ter"#$e%&$ !ter"#$e%&$ar ar '#r%e( #' attra%t#! attra%t#! !)#$)e* !)#$)e* +et,ee! the (#$&te( *((#$)e* ! ther (#$)e!t(-

Fro !"# r#$%&!$ o' !"# #()#r*#+!, o)o%+-$ !".! .r# $o&%/&# *!" .!#r .r# #!".+o&, $%ro$# .+- .#!o+# T"# 'o&&o*+ .r# !"# *+!#ro&#%&.r 'or#$ o' .!!r.!*o+ *+3o&3#- *+ !"# -*$$o&%!*o+ o' !"# *3#+ $o&%!#$: Etha!#$ Lo+Lo+-o+ o+ -*$)# -*$)#r$ r$*o+ *o+ 'or# 'or#$, $, -*)o -*)o -*) -*)o&# o&# H6-r H6-ro o#+ #+ /o+-*+7  T"# ).r!*.&&6 +#.!*3# H *+ !"# "6-ro(6& "6-ro(6& ro%) ro%) o' #!".+o& .!!r.!$ !"# ).r!*.&&6 +#.!*3# o(6#+ o+!.*+*+ . &o+# ).*r o+ .!#r !"%$ 'or*+ . $)#*.& -*)o-*)o&# *+!#r.!*o+ "*" *$ "6-ro#+ /o+-*+ O+ !"# ".+-, Lo+-o+ -*$)#r$*o+ 'or# *$ .+ *+!#ro&#%&.r 'or# .&.6$ )r#$#+! /#!##+ !o o&#%&#$ .+- !"%$ )r#$#+! *+ !"# -*$$o&%!*o+ o' #!".+o& *+ .!#r 

S&%r#(e Lo+-o+ -*$)#r$*o+ 'or#$, -*)o-*)o&# H6-ro#+4 /o+-*+7 S%ro$# o+!.*+$ $#3#+ "6-ro(6& ro%)$ *+ *!$ $!r%!%r# .+- !"%$ *! .&$o 'or$ . $!ro+ $)#*.& -*)o-*)o&# *+!#r.!*o+ H4/o+-*+7 *!" .!#r o&#%&#$ T"# #. -*$)#r$*o+ 'or#$, "*" *$ .&.6$ )r#$#+! /#!##+ o&# o&#%&# %&#$, $, *$ .&$o .&$o .+ *+!#r *+!#ro& o&#% #%&.r &.r 'or# 'or# o' .!!r. .!!r.!*o !*o+ + )r#$# )r#$#+! +! *+ !"# -*$$o&%!*o+ 

 

A%et#!e Lo+-o+ -*$)#r$*o+ 'or#$, -*)o-*)o&# H4/o+-*+7 A#!o+# /#&o+$ *+ !"# #!o+# '%+!*o+.& ro%) R4O4R7 I!$ ).r!*.&&6 +#.!*3# o(6#+ *!" . &o+# ).*r .!!r.!$ !"# ).r!*.&&6 +#.!*3# H *+ .!#r !"%$ 'or*+ $!ro+ "6-ro#+ /o+-$ Lo+-o+ -*$)#r$*o+ 'or# *$ .&$o )r#$#+! *+ !"# *+!#r.!*o+ o' !"#$# !o o&#%&#$ 

9"#+ -*#!"6& #!"#r *$ .--#- !o !"#$# !#$! o)o%+-$, .#!o+# .+$%ro$# .r# !"o$# !".! -*$$o&3#- *+ !"# $o&3#+! $*+# !"#6 .r# &#$$ )o&.r o).r#- !o !"# *+$o&%/&# #!".+o& T"# 'o&&o*+ .r# !"# *+!#ro&#%&.r 'or#$ o' .!!r.!*o+ )r#$#+!: A%et#!e -*)o-*)o&#, Lo+-o+ -*$)#r$*o+ 'or#$ A#!o+# *$ )o&.r /#.%$# o' *!$ o(6#+ o+!.*+*+ . &o+# ).*r .+- *!$ !"# $.# *!" -*#!"6& #!"#r T"%$, !"# !o .r# $o&%/&# *!" #." o!"#r /#.%$# o' !"# -*)o-*)o&# *+!#r.!*o+ .+- -*$)#r$*o+ 'or#$ "*" *$ )r#$#+! .&.6$ /#!##+ !o o&#%&#$ 

S&%r#(e

 -*)o-*)o&#, Lo+-o+ -*$)#r$*o+ 'or#$



. What are +a$a!%e* %he"%a$ e/&at#!( '#r (#$&te( that are *((#$)e* +e%a&(e #' the rea%t#! ,th the (#$)e!tCo)o%+-$ !".! .r# *+$o&%/&# *+ .!#r /%! -*$$o&3#- *+ 5 N.OH $o&%!*o+ .r# /#+;o* .*- .+- )"#+o& $*+# !"#$# o)o%+-$ .r# .*-$ .+!"# -*$$o&%!*o+ !".! o%r$ *$ .+ .*-4 /.$# +#%!r.&*;.!*o+ r#.!*o+ *3#+ /#&o: . N.OH < /#+;o* .*C=H5COOH$7 < OH4.>7 C=H5COO4.>7 < H2O&7 

/ N.OH < )"#+o& C=H5OH.>7 < OH4.>7



C=H5O4.>7 < H2O&7

O+ !"# o!"#r ".+-, !"#$# !o o)o%+-$ #r# !#$!#- 'or $o&%/*&*!6 *!" N.HCO?, . #. /.$# @#+;o* .*- -*$$o&3#- *+ N.HCO ? *)&6*+ *!’$ . $!ro+#r /.$# o).r#- !o )"#+o&  N.HCO? < /#+;o* .*C=H5COOH$7 < HCO?4.>7 C=H5COO4.>7 7 

 T"# !#$! o)o%+- !".! $"o#- )o$*!*3# r#$%&! *!" HC& *$ .+*&*+# "*" *$ . /.$# T"*$ -*$$o&%!*o+ *$ .&$o /ro%"! ./o%! /6 .*-4/.$# +#%!r.&*;.!*o+ r#.!*o+: HC& < A+*&*+# -

H7 < C=H5NH2.>7



C=H5NH?7

U+-#r $o&%/*&*!6 !#$! *!" o+#+!r.!#- $%&'%r* .*-, /#+;6& .&o"o& .+- /#+;.&-#"6-# #r# 'o%+- !o /# +#%!r.& o)o%+-$ !".! .+ /# #.$*&6 )ro!o+.!#- $*+# !"#6 $"o#- )o$*!*3# !#$! r#$%&!$ *!" H 2SO @#+;.&-#"6-# < H2SO # H2SO.>7 < C=H5COH C=H5COH? < SO42 

'

@#+;6& .&o"o& < H 2SO H2SO.>7 < C=H5CH2OH



C=H5CH2OH2