5511732
Question 1
Question
Anions go to the [blank_start]anode[blank_end].
Answer
-
anode
Question 2
Question
Cations go to the [blank_start]cathode[blank_end].
Answer
-
cathode
Question 3
Question
Electolysis is the breaking down of a substance using [blank_start]electricity[blank_end].
Answer
-
electricity
Question 4
Question
This is an example of a half equation at the anode:
2Cl- (l) Cl2 (aq) + 2e-
Answer
- True
- False
Question 5
Question
What is produced at the cathode if the element is more reactive than hydrogen
Answer
-
The element itself
-
Hydrogen gas
Question 6
Question
What is the most common oxidation state of oxygen?
Answer
-
+1
-
-1
-
-2
-
+2
Question 7
Question
The oxidation state of a monatomic ion is 0.
Answer
- True
- False
Question 8
Question
In a redox reaction
Answer
-
Loss of electrons is called oxidation
-
Loss of electrons is called reduction
Question 9
Question
Reducing agents are oxidised and oxidising agents are reduced.
Answer
- True
- False
Question 10
Question
Volatility of halogens [blank_start]decreases[blank_end] down the group.
Answer
-
decreases
-
increases
-
stays the same
Question 11
Question
Halogens are more soluble in organic solvents than in water because
Answer
-
They are polar
-
They are non-polar
-
They don't contain covelant bonds
Question 12
Question
Chlorine is a [blank_start]yellow-green gas[blank_end] at RTP.
Answer
-
shiny grey liquid
-
yellow-green gas
-
red-brown liquid
-
pale yellow gas
Question 13
Question
HF and HCl are not stable when heated.
Answer
- True
- False
Question 14
Question
An equilibrium constant that is less than 1 lies to the [blank_start]left[blank_end].
Answer
-
left
-
right
-
middle
Question 15
Question
Increasing the pressure in an equilibrium reaction shifts the posisition of equilibrium to the side with [blank_start]fewer[blank_end] gas molecule to [blank_start]reduce[blank_end] the pressure.
Answer
-
fewer
-
reduce
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