Classification of Matter, pH. Properties of Water Flashcard

Classification of Matter, pH. Properties of Water Flashcard

Assessment

Flashcard

Chemistry

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the pH of pure water?

Back

The pH of pure water is 7.

2.

FLASHCARD QUESTION

Front

What happens to the pH of water when a base is added?

Back

The pH will increase and become more basic.

3.

FLASHCARD QUESTION

Front

What is a characteristic property of acids?

Back

Acids turn blue litmus paper red and have a sour taste.

4.

FLASHCARD QUESTION

Front

Which property is NOT associated with acids?

Back

They feel slippery.

5.

FLASHCARD QUESTION

Front

What is a heterogeneous mixture?

Back

A mixture that has a non-uniform composition, where the different components can be seen.

6.

FLASHCARD QUESTION

Front

What is a pure substance?

Back

A material that has a constant composition and consistent properties throughout.

7.

FLASHCARD QUESTION

Front

What is the difference between a compound and an element?

Back

A compound is made up of two or more elements chemically combined, while an element is a pure substance that cannot be broken down into simpler substances.

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