This test is run by .
Note that your final mark will not be saved in the system.
Note that your final mark will not be saved in the system.
Alcohols and organic analysis MatchUp
Target Level
C
Running Total
0
0%
Attempt
1 of 3
Drag each of the top boxes to the matching procedure/observation. You must match all the pairs before clicking ‘Check’.
positive result for bromine water test
test for carboxylic acids
test for aldehydes
positive result for Tollens' reagent
test for alkenes
positive result for Fehling's solution
test for alkanes
test for primary and secondary alcohols
positive result for potassium(VI) dichromate test
shake with bromine water
heat with potassium dichromate(VI), K2Cr2O7, solution
heat with Tollens' reagent / Fehling's solution
add solid sodium carbonate
bromine water changes from orange to colourless (i.e. it is decolourised)
solution turns from orange to green
solid silver 'mirror' forms
blue solution turns colourless and a red-orange precipitate forms
there is no test tube reaction that gives a positive result for this type of molecule