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Chemical Reaction Types Practice

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Last updated about 5 years ago
19 questions
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Question 1
1.

Identify this reaction:
KClO3  →  KCl + O2

Question 2
2.

Identify this reaction:
Cr  +  Fe(NO3)2  →  Fe  +  Cr(NO3)3

Question 3
3.

Which of the following could be the products of a single replacement reaction?

Question 4
4.

Of the balanced chemical equations below, which one most correctly represents a combustion reaction?

Question 5
5.

Of the reactions below, which one is a double-replacement reaction?

Question 6
6.

Which of the following reactants could cause a combustion reaction?

Question 7
7.

Which of the following are decomposition reactions?
  1. CH4 (g) + O2 (g)  →  CO2 (g) + H2O (l)
  2. CaO (s) + CO2 (g)  →  CaCO3 (s)
  3. Mg (s) + O2 (g)  →  MgO (s)
  4. PbCO3 (s)  →  PbO (s) + CO2 (g)

Question 8
8.

Which of the following is the general formula for a decomposition reaction?

Question 9
9.

Balance the equation and identify the reaction
CH4 + O2 --> H2O + CO2

Question 10
10.

Identify this reaction:
H2SO4 + Fe -->H2 + FeSO4

Question 11
11.

During a decomposition reaction two or more elements or compounds combine to make a more complex substance

Questions 12-19 is from the youtube clip above. You can watch the clip as many times as you need to.
Question 12
12.

What type of reaction takes place when aluminum combines with iodine

Question 13
13.

Give the name of the reaction that produces oxygen and glucose

Question 14
14.

What type reaction is the opposite of synthesis a reaction

Question 15
15.

Write out the names of the products when hydrogen peroxide decomposes

Question 16
16.

Briefly explain how a decomposition reaction is used in airbags in cars

Question 17
17.

During the single displacement reaction of copper with silver nitrate. Name two things that you see that is evidence that a chemical reaction takes place

Question 18
18.

Describe how a double displacement reaction takes place

Question 19
19.

Which two elements swap places when potassium iodide is added to lead (ii) nitrate?