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MQuiz: Balancing, Molarity, Reaction Types, Double Replacement Products (4/16/2024)

Last updated 8 months ago

8 questions

Note from the author:

Note: Chemical Equations in the "Identifying Reaction Types" Section may not be balanced.  That doesn't affect the type of reaction that is shown.

Instructions

Note: Chemical Equations in the "Identifying Reaction Types" Section may not be balanced.  That doesn't affect the type of reaction that is shown.

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Question 1

1.

What type of chemical reactions is this?: Cu + S -----> CuS

Single Replacement

Double Replacement

Decomposition

Synthesis

Question 2

2.

What type of chemical reactions is this?: Zn + AgNO3 -----> Ag + Zn(NO3)2

Synthesis

Combustion

Decomposition

Single Replacement

Question 3

3.

What type of chemical reactions is this?: C2H6 + O2 -----> CO2 + H2O

Double Replacement

Combustion

Single Replacement

Synthesis

Question 4

4.

What type of chemical reactions is this?: 2HgO -----> 2Hg + O2

Synthesis

Decomposition

Single Replacement

Double Replacement

Question 5

5.

What type of chemical reactions is this?: NaCl + AgNO3 -----> AgCl + Na(NO3)

Synthesis

Double Replacement

Decomposition

Combustion

Question 6

6.

_______ HCl     ---->  _______ H2   +    _______ Cl2

Question 7

7.

_______ K2O   +  _______ H2O   ---->  _______ KOH   

Question 8

8.

How many moles of NaCl are in 0.500 L of 2.0 M NaCl? [Remember to include units]

0.250 mol NaCl

0.500 mol NaCl

2.0 mol NaCl

1.0 mol NaCl