Podcast
Questions and Answers
What is the oxidation state of the iron ion Fe3+?
What is the oxidation state of the iron ion Fe3+?
- +2
- +4
- +1
- +3 (correct)
Which ion has an oxidation state of -2?
Which ion has an oxidation state of -2?
- O+
- Fe3+
- O2- (correct)
- Fe2+
What does the oxidation number represent?
What does the oxidation number represent?
- The atomic number of an atom
- The total number of electrons gained or lost by an atom in a bond (correct)
- The number of protons in an atom
- The mass of an atom
Why is it important to assign oxidation numbers in chemical reactions?
Why is it important to assign oxidation numbers in chemical reactions?
What does a positive oxidation number indicate?
What does a positive oxidation number indicate?
How do oxidation numbers help in balancing chemical equations?
How do oxidation numbers help in balancing chemical equations?
What is the purpose of systematic nomenclature of chemical compounds?
What is the purpose of systematic nomenclature of chemical compounds?
What is the oxidation number of sulfur in S8?
What is the oxidation number of sulfur in S8?
In the compound UF6, what is the oxidation number of uranium?
In the compound UF6, what is the oxidation number of uranium?
What is the oxidation number of fluorine in uranium hexafluoride (UF6)?
What is the oxidation number of fluorine in uranium hexafluoride (UF6)?
Which statement about the oxidation state of hydrogen is correct?
Which statement about the oxidation state of hydrogen is correct?
What is the oxidation state of chlorine in the chlorate ion (ClO3-)?
What is the oxidation state of chlorine in the chlorate ion (ClO3-)?
When assigning oxidation numbers, what does the sum of all oxidation states in a neutral compound equal to?
When assigning oxidation numbers, what does the sum of all oxidation states in a neutral compound equal to?
If sulfur is oxidized in a reaction from -2 to 0, what is its change in oxidation number?
If sulfur is oxidized in a reaction from -2 to 0, what is its change in oxidation number?
In a redox reaction, which element typically has a -1 oxidation state when found in a molecule?
In a redox reaction, which element typically has a -1 oxidation state when found in a molecule?
