4A Chemical and physical properties and changes

4A Chemical and physical properties and changes

Assessment

Flashcard

Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a physical property?

Back

A characteristic of a substance that can be observed or measured without changing its identity, such as color, smell, boiling point, and density.

2.

FLASHCARD QUESTION

Front

What is a chemical property?

Back

A characteristic of a substance that describes its ability to undergo a specific chemical change, such as flammability, reactivity with acids, and oxidation states.

3.

FLASHCARD QUESTION

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition, such as melting, freezing, or cutting.

4.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances, indicated by color change, gas production, or temperature change, such as rusting or souring of milk.

5.

FLASHCARD QUESTION

Front

Give an example of a physical property.

Back

The smell of coffee.

6.

FLASHCARD QUESTION

Front

Give an example of a chemical property.

Back

Gold's inability to react with oxygen.

7.

FLASHCARD QUESTION

Front

Give an example of a physical change.

Back

Slicing a pellet of sodium metal into two pieces.

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