Endothermic and Exothermic Reactions

Endothermic and Exothermic Reactions

Assessment

Flashcard

Chemistry

10th - 12th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What are endothermic processes?

Back

Endothermic processes are chemical reactions or physical changes that absorb heat from their surroundings, resulting in a decrease in temperature of the environment.

2.

FLASHCARD QUESTION

Front

What are exothermic processes?

Back

Exothermic processes are chemical reactions or physical changes that release heat into their surroundings, resulting in an increase in temperature of the environment.

3.

FLASHCARD QUESTION

Front

What is the significance of ΔH in chemical reactions?

Back

ΔH represents the change in enthalpy (heat content) during a reaction. A negative ΔH indicates an exothermic reaction, while a positive ΔH indicates an endothermic reaction.

4.

FLASHCARD QUESTION

Front

Give an example of an endothermic reaction.

Back

Baking bread and cooking an egg are examples of endothermic reactions, as they absorb heat during the process.

5.

FLASHCARD QUESTION

Front

Give an example of an exothermic reaction.

Back

Combustion of gasoline in a school bus is an example of an exothermic reaction, as it releases heat.

6.

FLASHCARD QUESTION

Front

In an endothermic reaction, heat is __________.

Back

absorbed.

7.

FLASHCARD QUESTION

Front

In an exothermic reaction, heat is __________.

Back

released.

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