Alcohols Flashcards
1
Q
What is observed when you burn alcohols?
A
Clean blue flame indicates:
- complete combustion
- low carbon content
A sooty flame indicates:
- incomplete combustion
-high carbon content
2
Q
What are the observations for alcohol + sodium?
A
Solid disappears
Fizzing
Mixture warms up
3
Q
What’s the observations for alcohols + PCl5?
A
Solid disappears
Misty fumes
Mixture warms up
Hissing noise
4
Q
What’s observed for the oxidation of alcohols?
A
Primary and secondary alcohols with acidified potassium dichromate (VI) solution changes from orange to green when heated.
Change in smell.
