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Science

9th Grade

NGSS covered

Used 20+ times

Classifying Reactions
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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of chemical reaction is represented by the equation 2Na(s) + Cl2(g) 🡪 2NaCl(s)?

Combustion

Decomposition

Single-Replacement

Synthesis

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which type of chemical reaction does one reactant break down into 2 or more products?

Double-Replacement

Synthesis

Decomposition

Combustion

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of chemical reaction is characterized by the burning of a substance with oxygen as a reactant and carbon dioxide and water as products?

Combustion

Decomposition

Synthesis

Single-Replacement

Tags

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When one element replaces a similar element in a compound, it is an example of which type of chemical reaction?

Synthesis

Decomposition

Combustion

Single-Replacement

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of chemical reaction involves two ionic compound reactants switching ions to form two new ionic compound products?

Double-Replacement

Single-Replacement

Combustion

Decomposition

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of chemical reaction usually results in the formation of a precipitate?

Synthesis

Double-Replacement

Decomposition

Combustion

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the product of the decomposition reaction 2H2O 🡪 2H2 + O2?

H2O

H2

O2

H2 + O2

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-1

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