Useful compounds Flashcards
1
Q
What is the most common compund?
A
Water
2
Q
Which compound is commonly used for flavoring or as a preservative?
A
Salt (Sodium Chloride - NaCl)
3
Q
Name 2 uses of Carbon dioxide
A
The bubbles in fizzy drinks
Fire extinguisher
4
Q
Complete the equation that happens when carbon burns:
carbon + oxygen –> ?
A
Carbon dioxide
5
Q
Name 3 fuels that contain Carbon
A
Wood
Petrol
Coal
Natural gas
6
Q
When fuels containing carbon burn they make the same gas. What is the name of this gas?
A
Carbon dioxide
7
Q
Air contains small amounts of ______ dioxide gas
A
Carbon
8
Q
What is the scientific name for a carbon based compound burning in air?
A
combustion reaction
9
Q
How can we test for carbon dioxide gas?
A
Bubble the gas through lime water and if it turns cloudy carbon dioxide is present
