Balancing Equations

Balancing Equations

Assessment

Flashcard

Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What does the Law of Conservation of Mass state?

Back

Matter cannot be created or destroyed in a chemical reaction.

2.

FLASHCARD QUESTION

Front

Balance the equation: __H2 + __Cl2 --> __HCl

Back

H2 + Cl2 --> 2HCl

3.

FLASHCARD QUESTION

Front

What type of reaction involves the breaking down of a substance into simpler substances?

Back

Decomposition Reaction

4.

FLASHCARD QUESTION

Front

In the equation, 2Mg + O2 --> 2MgO, which are the reactants?

Back

Mg and O2

5.

FLASHCARD QUESTION

Front

Is this equation balanced? 2H2 + O2 --> 2H2O

Back

yes

6.

FLASHCARD QUESTION

Front

What is a synthesis reaction?

Back

A reaction where two or more substances combine to form a new compound.

7.

FLASHCARD QUESTION

Front

What is a single displacement reaction?

Back

A reaction where one element replaces another in a compound.

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