Redox Definitions & Identification

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| By Tljentzsch

Tljentzsch

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Quizzes Created: 2 | Total Attempts: 1,779

| Attempts: 317

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1/11 Questions

Is it redox?
- Yes
- No

About This Quiz

This quiz titled 'Redox Definitions & Identification' assesses understanding of redox reactions, focusing on electron transfer processes. It evaluates knowledge of oxidation, reduction, and changes in atomic charges, essential for students in advanced chemistry courses.

2.

Is it redox?
- Yes
- No
Correct Answer

A. Yes

Explanation

The given answer is "yes" because redox refers to a type of chemical reaction that involves the transfer of electrons between two species. Since the question is asking if it is redox, the correct answer would be "yes" if the situation or scenario being referred to involves a redox reaction.

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3.

Is it redox?
- Yes
- No
Correct Answer

A. Yes

Explanation

The given answer "yes" suggests that the process or reaction being referred to in the question involves a redox reaction. A redox reaction is a chemical reaction in which there is a transfer of electrons between species, resulting in a change in oxidation states. Since the answer is "yes," it implies that the process being discussed does involve such a transfer of electrons, making it a redox reaction.

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4.

The loss of electrons is...
- Oxidation
- Reduction
Correct Answer

A. Oxidation

Explanation

The loss of electrons is referred to as oxidation. In an oxidation reaction, a substance loses electrons and therefore increases its oxidation state. This process is commonly associated with the addition of oxygen to a substance or the removal of hydrogen from it. Oxidation reactions often involve the transfer of electrons from one atom to another, resulting in the formation of an oxidized species.

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5.

The gain of electrons is...
- Oxidation
- Reduction
Correct Answer

A. Reduction

Explanation

The gain of electrons is referred to as reduction. In a chemical reaction, reduction involves the addition of electrons to a substance, resulting in a decrease in its oxidation state. This process is often associated with the gain of hydrogen atoms or the loss of oxygen atoms. Reduction is a fundamental concept in redox reactions, where one substance is oxidized (loses electrons) while another substance is reduced (gains electrons).

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6.

If an atom becomes more positively charged, is has been...
- Oxidized
- Reduced
Correct Answer

A. Oxidized

Explanation

When an atom becomes more positively charged, it means that it has lost electrons. This loss of electrons is known as oxidation. In oxidation, the atom's oxidation state increases, leading to a more positive charge. Therefore, the correct answer is oxidized.

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7.

If an atom becomes more negatively charged, it has been...
- Oxidized
- Reduced
Correct Answer

A. Reduced

Explanation

When an atom becomes more negatively charged, it means that it has gained electrons. This process is known as reduction. Reduction occurs when there is a gain of electrons, which leads to a decrease in the atom's overall positive charge. Therefore, the correct answer is reduced.

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8.

Is it redox?
- Yes
- No
Correct Answer

A. No
9.

Is it redox?
- Yes
- No
Correct Answer

A. No

Explanation

The given question is asking whether something is redox or not. The answer "no" indicates that the thing in question is not a redox process.

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10.

Is it redox?
- Yes
- No
Correct Answer

A. No

Explanation

The given answer "no" suggests that the situation or scenario being referred to is not a redox reaction. A redox reaction involves the transfer of electrons between species, resulting in a change in their oxidation states. Since the answer is "no," it implies that there is no transfer of electrons occurring in the given situation.

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11.

Is it redox?
- Yes
- No
Correct Answer

A. No

Explanation

The given answer is "no" because redox refers to a chemical reaction that involves the transfer of electrons between species. Since the question does not provide any details about a specific reaction or species involved, it is not possible to determine if it is a redox reaction or not. Therefore, the answer is "no" as it cannot be concluded whether it is redox or not based on the given information.

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