Chemical Reactions

Chemical Reactions

Assessment

Flashcard

Science

7th 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 where reactants are transformed into products, involving the breaking and forming of chemical bonds.

2.

FLASHCARD QUESTION

Front

True or False: In a chemical reaction, no new types of atoms are created, and no atoms are destroyed.

Back

True

3.

FLASHCARD QUESTION

Front

What are reactants in a chemical reaction?

Back

Substances that undergo change during a chemical reaction.

4.

FLASHCARD QUESTION

Front

What are products in a chemical reaction?

Back

Substances that are formed as a result of a chemical reaction.

5.

FLASHCARD QUESTION

Front

In a chemical reaction, reactants are changed into __________.

Back

Products

6.

FLASHCARD QUESTION

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed; it remains constant.

7.

FLASHCARD QUESTION

Front

How do you balance a chemical equation?

Back

By ensuring the number of atoms for each element is the same on both sides of the equation.

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