the ketoiC group in ine giveii Uigauu Luuiuuu
Aim: To detect the presence of
EXPERIMENT OBSERVATION INFERENCE
Sodium nitropruss ide test:
Take about.I mL of the organc A red colouration is Ketonic group
compouxd to this add akaline confirmed
sodum nitroprusside solution
obtained
Iodofom test
Take about I mL of the
organic
compound in a test tube and add to it
some sokd lodine. Now add 5%
NaOH soltion dropwise with Yellow ppt. of Methyl kctonc
constant shaking until the brovwn 1odoform are formed. [ confmcd.
cobur of iodine just
Allow the
disappears.
test tube to stand for 2-3
minutes.
Rcactions involved:
lodoform Test
R-C-CH, +31, + 3NaOH
-
R-C-Cl +3Nal +3HO
R-C-Cl, + NaOH
CHI,+RCOONa
Jodoform
Sodium nitroprusside test
CH,COCH, + OH - CH,COCH; + H,O
Fe(CN) NOP + CH,cOCH Fe(CN)NO.CH,COCH,
Result: The given oryanic compound contains the ketonic group(>C=0)..
Aim: To detect the presence of
EXPERIMENT OBSERVATION INFERENCE
Sodium nitropruss ide test:
Take about.I mL of the organc A red colouration is Ketonic group
compouxd to this add akaline confirmed
sodum nitroprusside solution
obtained
Iodofom test
Take about I mL of the
organic
compound in a test tube and add to it
some sokd lodine. Now add 5%
NaOH soltion dropwise with Yellow ppt. of Methyl kctonc
constant shaking until the brovwn 1odoform are formed. [ confmcd.
cobur of iodine just
Allow the
disappears.
test tube to stand for 2-3
minutes.
Rcactions involved:
lodoform Test
R-C-CH, +31, + 3NaOH
-
R-C-Cl +3Nal +3HO
R-C-Cl, + NaOH
CHI,+RCOONa
Jodoform
Sodium nitroprusside test
CH,COCH, + OH - CH,COCH; + H,O
Fe(CN) NOP + CH,cOCH Fe(CN)NO.CH,COCH,
Result: The given oryanic compound contains the ketonic group(>C=0)..
