Question

Quiz
Question 1 (3 points)

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When two substance combine to form a single new substance, it's called

Question 1 options:

synthesis reaction


decomposition reaction


double displacement reaction


combustion

Question 2 (3 points)

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Rusting is an example of a

Question 2 options:

chemical change


physical change


biological change

Question 3 (3 points)

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The formation of a new product is an example of a

Question 3 options:

chemical change


physical change


biological change

Question 4 (3 points)

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What type of reaction is shown in the equation below?

2 Al + 3 Br2equation image indicator 2 AlBr3

Question 4 options:

synthesis reaction


decomposition reaction


single displacement reaction


combustion

Question 5 (3 points)

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What type of reaction is shown in the equation below?

2 KI + Pb(NO3)2equation image indicatorPbI2 + 2 KNO3

Question 5 options:

synthesis reaction


single displacement reaction


decomposition reaction


double displacement reaction


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Answer 1

Here are the answers to your quiz questions:

**Question 1:** When two substances combine to form a single new substance, it's called
**Answer:** synthesis reaction

**Question 2:** Rusting is an example of a
**Answer:** chemical change

**Question 3:** The formation of a new product is an example of a
**Answer:** chemical change

**Question 4:** What type of reaction is shown in the equation below?
2 Al + 3 Br2 → 2 AlBr3
**Answer:** synthesis reaction

**Question 5:** What type of reaction is shown in the equation below?
2 KI + Pb(NO3)2 → PbI2 + 2 KNO3
**Answer:** double displacement reaction

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