Intro to Chemical Reactions

Intro to Chemical Reactions

Assessment

Flashcard

Chemistry

9th - 12th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a chemical reaction?

Back

A process in which atoms rearrange to form new substances.

2.

FLASHCARD QUESTION

Front

How many atoms are in 2CaCO3?

Back

10

3.

FLASHCARD QUESTION

Front

What are the products in the reaction: 4Al + 3O2 -> 2Al2O3?

Back

Al2O3

4.

FLASHCARD QUESTION

Front

How many Oxygen (O) atoms are in 2C2H8Cl2?

Back

16

5.

FLASHCARD QUESTION

Front

What does the symbol (aq) represent in a chemical equation?

Back

A substance dissolved in water.

6.

FLASHCARD QUESTION

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

7.

FLASHCARD QUESTION

Front

What is a reactant?

Back

A substance that undergoes change in a chemical reaction.

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