Redox Reactions - HSC CHEM MODULE 3
Quiz by Yasemin Kurt
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
- Q1
Is this rule apart of the rules for assigning oxidation numbers?
"The oxidation number of an element in its free (uncombined) state is zero (0)."
truefalseTrue or False30s - Q2
Which of the following BEST describes oxidation reaction?
Reduce in oxidation number
Loss of Oxygen
Loss of Electrons
Gain of hydrogen
30s - Q3
When Magnesium atom becomes Mg2+ ion...
oxidation occurs
reduction occurs
displacement of metal takes place
neutralisation happens
30s - Q4
Which of the following is TRUE about reduction?
Decrease in oxidation number
Gain oxygen
Loss of electrons
Loss of Hydrogen
30s - Q5
Oxidising agents are those chemicals which cause oxidation to occur.
truefalseTrue or False30s - Q6
Following the rules for assigning Oxidation Numbers. What oxidation number will Na have?
+1
+2
-1
0
30s - Q7
What oxidation number will Fe3+ have?
+3
+2
+1
0
30s - Q8
When does the oxidation number become -1 for oxygen?
When paired with a fluoride
When paired with a peroxide
When paired with oxygen
30s - Q9
In the following redox reaction, indicate what is being oxidised.
0 +2-1 +1-1 0
2Na + FeCl2 → 2NaCl + Fe
O
Cl
Fe
Na
30s - Q10
What does this half reaction tell you? Zn → Zn2+ + 2e-
Loss of two electrons
Loss of an electron
Gain of two electrons
Gain of an electron
30s - Q11
Order the rules
Users link answersLinking60s - Q12
Unscramble these letters: dtxiionoa
Users re-arrange answers into correct orderJumble30s