Practice Types Of Chemical Reactions (1.2) - Chemical Reactions and Equations

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8 questions

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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What do you call a reaction where two or more substances combine to form a single product?
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Think 'combine'.
Question 2.
In what type of reaction does one element displace another from a compound?
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Remember 'displace'.
3Question 3.
What is formed when calcium oxide reacts with water?
- Calcium sulfate
- Calcium hydroxide
- Calcium carbonate
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Think of slaked lime.
4Question 4.
Oxidation refers to ___?
- True
- False
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Remember the process of gaining oxygen.
Question 5.
Explain why the iron nail in copper sulfate solution turns brown and why the blue color fades. Include the equations involved.
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Consider the properties of displacement reactions.
Question 6.
Given the reaction of magnesium burning in air, identify the types of reactions, and write the balanced equation.
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Think about how elements combine in reactions.

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