Topic 4 Flashcards
(13 cards)
1
Q
A
2
Q
What the is acronym for the reactivity series?
A
Please stop calling me a careless zebra instead try learning how copper saves gold
3
Q
What is reduction?
A
The gain of electrons
4
Q
What is oxidation?
A
The loss of electrons
5
Q
What is the acronym to remember oxidation and reduction?
A
Oil rig
6
Q
What color would show up on the ph scale for a ph of 1
A
Red
7
Q
What Culla on the pH scale would show up for a pH of seven
A
Green
8
Q
What color would show up for a pH of 14
A
Purple 
9
Q
What is a strong acid?
A
An acid that completely ionizes in water
10
Q
What ions are attracted to the positive electron in electrolysis?
A
- negative ions
11
Q
What ions are attracted to the negative electrode in electrolysis?
A
- positive ions
12
Q
What happens when an ion gets to an electrode?
A
- it will loose or gain electrons to turn back into an atom
13
Q
How can carbon be used to extract metals from a compound?
A
- if carbon is more reactive that the metal the carbon will displace the metal
