Reaction Review Matter

Reaction Review Matter

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 Single Replacement reaction?

Back

A reaction where one element replaces another in a compound, represented by the general formula A + CD → C + AD.

2.

FLASHCARD QUESTION

Front

What is a Combination reaction?

Back

A reaction where two or more substances combine to form a single product, represented by the general formula A + B → AB.

3.

FLASHCARD QUESTION

Front

What does the principle of conservation of mass state?

Back

Matter is not created or destroyed in a chemical reaction; the total mass of reactants equals the total mass of products.

4.

FLASHCARD QUESTION

Front

What are coefficients in a chemical equation?

Back

Large numbers placed before a chemical formula to indicate the number of molecules or moles of that substance.

5.

FLASHCARD QUESTION

Front

Identify the reactants in the equation: 2Mg + O₂ → 2MgO.

Back

The reactants are Mg (magnesium) and O₂ (oxygen).

6.

FLASHCARD QUESTION

Front

What is a Decomposition reaction?

Back

A reaction where a single compound breaks down into two or more simpler products, represented by the general formula AB → A + B.

7.

FLASHCARD QUESTION

Front

What is a Double Replacement reaction?

Back

A reaction where two compounds exchange ions or bonds to form two new compounds, represented by the general formula AB + CD → AD + CB.

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