Topic 8; Chemical Analysis Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is a pure substance?

A

Single element or compound, not mixed with any other substance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a formulation?

A

Mixture of compounds in measured quantities, designed as a useful product

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is an example of some formulations?

A

Paint, fuel, medicines, fertilisers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How is Rf calculated?

A

Distance moved by the spot / distance moved by the solvent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Describe the tests for hydrogen, oxygen, CO2 and chlorine

A

Hydrogen; pop with burning splint over gas
Oxygen; glowing splint relights
CO2; turns limewater milky
Chlorine; bleaches damp litmus paper making it white

How well did you know this?
1
Not at all
2
3
4
5
Perfectly