Random questions Flashcards
1
Q
What is the equation for Rf?
A
Rf = distance of the dot / distance of the solvent
2
Q
In chromatography, what are pure colours?
A
Ink that only has one colour
3
Q
How would you displace zinc and copper sulfate?
A
zinc + copper sulfate –> zinc sulfate + copper
4
Q
What acid is used to make sodium chloride?
A
Hydrochloric acid
5
Q
Which is more reactive, Aluminium or Zinc?
A
Aluminium
6
Q
Would Magnesium displace zinc sulphate?
A
Yes
7
Q
Is it easier to loose an electron if it is closer to or away from the nucleus?
A
Closer
8
Q
What is the test for Hydrogen?
A
The squeaky pop test
