In a voltaic cell electrons flow

from the anode to the cathode through the wire

from the cathode to the anode through the wire

What is the function of the salt bridge in an electrochemical cell?

To maintain electrical neutrality by allowing the flow of ions.

To increase the cell's electrical resistance.

To provide a path for electrons to move between the electrodes.

To prevent the electrodes from physically touching each other.

In which direction does electricity flow in a voltaic cell?

Electrons flow from anode to cathode

Electrons flow from the cathode to the anode

Electrons flow from left to right

Electrons flow from right to left

A salt bridge is used in...

Both Galvanic and Electrolytic cells

Electrons supplied by an outside source for .....

Both Voltaic and Electrolytic cells

Redox Test Review

10th Grade

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Redox Test Review

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10th Grade

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Practice Problem

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NGSS

HS-PS1-2, HS-PS1-1, HS-PS2-5

Standards-aligned

CYNTHIA DIAZ

Used 12+ times

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40 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the oxidation number for each Hydrogen in CH₄?

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of Fe in FeO?

-1

-2

Tags

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of O in CO₂?

-1

-2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of N in NO₂^1-?

-3

-2

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If an atom loses electrons during a chemical reaction, the atom was:

Oxidized

Reduced

Neutralized

Precipitated

Tags

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation of C in CH₄?

-4

-1

Tags

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is oxidation number of Mn in MnO₂ ?

-2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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40 questions

What is the oxidation number for each Hydrogen in CH₄?

What is the oxidation number of Fe in FeO?

What is the oxidation number of O in CO₂?

What is the oxidation number of N in NO₂^1-?

If an atom loses electrons during a chemical reaction, the atom was:

What is the oxidation of C in CH₄?

What is oxidation number of Mn in MnO₂ ?

What is the oxidation number of Ca in Ca₃N₂?

What is the oxidation number of S in SO₄^2-?

What is oxidation number of Cr in
Cr₂O₇^2-?

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What is the oxidation number for each Hydrogen in CH₄?

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What is oxidation number of Mn in MnO₂ ?

What is the oxidation number of Ca in Ca₃N₂?

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What is oxidation number of Cr in
Cr₂O₇^2-?