U2-2-4 - Hydrocarbon Reactions Flashcards
1
Q
What makes this molecule saturated?
A
Only single C–C bonds.
2
Q
What makes this molecule unsaturated?
A
C=C (double) bond.
3
Q
Chemical test for unsaturation
A
Unsaturated compounds rapidly decolourise bromine water.
4
Q
An unknown substance rapidly decolourises bromine water.
What does that tell you about this substance?
A
The substance is unsaturated
that means it contains C=C bonds
