Redox Reactions and Net Ionic Equations
Authored by Lisa Thompson
Science
10th Grade
NGSS covered
Used 1+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reduction/Oxidation (Redox) reaction
A reaction in which electrons are transferred from one chemical to another, but no chemical bonds have been altered in the process.
The representation of a chemical reaction using chemical formulas to indicate what substances are being altered or created during chemical reactions.
The chemicals that are being chemically changed in a chemical reaction. Found on the left side of the arrow in a chemical equation.
The chemicals resulting from a chemical reaction. Found on the right side of the arrow in a chemical equation.
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Net ionic equation
The ions in a chemical reaction that remain aqueous throughout the entire reaction.
The chemical equation that represents the ions that are participating in the actual chemistry. The spectator ions are removed from the overall equation to reveal the net ionic equation.
An insoluble (solid) substance that is formed from two soluble (aqueous) substances.
Both matter and mass are conserved throughout a chemical reaction.
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given the balanced ionic equation representing a reaction: 2Al(s) + 3Cu2+(aq) → 2Al3+(aq) + 3Cu(s) Which half-reaction represents the reduction that occurs?
Al → Al3+ + 3e-
Al3+ + 3e- → Al
Cu → Cu2+ + 2e-
Cu2+ + 2e- → Cu
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Another name for a "oxidation-reduction" reaction is
chemical reaction
neutralization reaction
redox reaction
nuclear reaction
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the reaction: Zn + Cu2+ Zn2+ + Cu, the Cu2+
is reduced
is oxidized
Tags
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lead(II) oxide undergoes a number of different redox reactions. In which of the following reactions is lead(II) oxide,PbO, not reduced?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Three reactions are shown below. NO+O3 →NO2 +O2 2C +O2 → 2CO 2MgO+O2 → 2MgO Which row correctly describes the process each reactant molecule undergoes?
A
B
C
D
Tags
NGSS.HS-PS1-2
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