Oxidation Numbers and Redox Reactions
Flashcard
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a reduction reaction?
Back
A reduction reaction is a chemical process in which an atom or molecule gains one or more electrons, resulting in a decrease in oxidation state.
2.
FLASHCARD QUESTION
Front
What is the oxidation number of an element in its elemental form?
Back
The oxidation number of an element in its elemental form is always 0.
3.
FLASHCARD QUESTION
Front
What is the oxidation number of oxygen in most compounds?
Back
The oxidation number of oxygen in most compounds is -2.
4.
FLASHCARD QUESTION
Front
What is the oxidation number of hydrogen in most compounds?
Back
The oxidation number of hydrogen in most compounds is +1.
5.
FLASHCARD QUESTION
Front
Define oxidation in terms of electron transfer.
Back
Oxidation is the process in which an atom or molecule loses one or more electrons, resulting in an increase in oxidation state.
6.
FLASHCARD QUESTION
Front
What is a redox reaction?
Back
A redox reaction is a chemical reaction that involves the transfer of electrons between two species, resulting in changes in oxidation states.
7.
FLASHCARD QUESTION
Front
What is the oxidation number of chlorine in NaCl?
Back
The oxidation number of chlorine in NaCl is -1.
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