Chapter 23 Pre-Test

Chapter 23 Pre-Test

Assessment

Flashcard

Chemistry

10th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a double displacement reaction?

Back

A double displacement reaction is a type of chemical reaction where two compounds exchange ions or bonds to form two new compounds. Example: @@ ext{NaOH} + ext{HCl} ightarrow ext{NaCl} + ext{H}_2 ext{O}@@.

2.

FLASHCARD QUESTION

Front

What is a single displacement reaction?

Back

A single displacement reaction is a chemical reaction where one element replaces another element in a compound. Example: @@ ext{Zn} + ext{CuSO}_4 ightarrow ext{ZnSO}_4 + ext{Cu}@@.

3.

FLASHCARD QUESTION

Front

What are the products of the reaction @@ ext{C}_6 ext{H}_{12} ext{O}_6 + ext{6O}_2 ightarrow ext{6CO}_2 + ext{6H}_2 ext{O}@@?

Back

4.

FLASHCARD QUESTION

Front

What is the general form of a double displacement reaction?

Back

The general form is: @@AB + CD ightarrow AD + CB@@, where A and C are cations and B and D are anions.

5.

FLASHCARD QUESTION

Front

What is the difference between reactants and products in a chemical reaction?

Back

Reactants are the starting substances that undergo a chemical change, while products are the substances formed as a result of the reaction.

6.

FLASHCARD QUESTION

Front

Where are the reactants located in a chemical equation?

Back

The reactants are located on the left side of the chemical equation.

7.

FLASHCARD QUESTION

Front

What is the significance of balancing a chemical equation?

Back

Balancing a chemical equation ensures that the law of conservation of mass is obeyed, meaning the number of atoms of each element is the same on both sides of the equation.

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