SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Identify this type of reaction:Al (s) + HCl (aq)
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Precipitation
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Synthesis
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Combustion
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Single Replacement
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Explanation:
Detailed explanation-1: -Reaction type: double replacement.
Detailed explanation-2: -Explanation: This is a single replacement (single displacement) reaction in which the aluminum replaces the hydrogen in hydrochloric acid, which produces aluminum chloride and hydrogen gas.
Detailed explanation-3: -Type of reaction: An oxidation-reduction reaction, also known as a redox reaction, occurs when metallic aluminium reacts with hydrochloric acid.
Detailed explanation-4: -Upon contact with water or heat, AlCl3 produces an exothermic reaction involving release of hydrogen chloride gas.
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