Which of the following compounds is formed when magnesium reacts with hydrochlor

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Question: Which of the following compounds is formed when magnesium reacts with hydrochloric acid? (2020)

Options:

Correct Answer: MgCl2

Exam Year: 2020

Solution:

Magnesium reacts with hydrochloric acid to form magnesium chloride (MgCl2) and hydrogen gas.

Which of the following compounds is formed when magnesium reacts with hydrochloric acid? (2020)

Which of the following compounds is formed when magnesium reacts with hydrochloric acid? (2020)

Step 1: Identify the reactants. In this case, the reactants are magnesium (Mg) and hydrochloric acid (HCl).
Step 2: Understand the reaction. When magnesium reacts with hydrochloric acid, it undergoes a chemical reaction.
Step 3: Determine the products of the reaction. The products formed are magnesium chloride (MgCl2) and hydrogen gas (H2).
Step 4: Write the balanced chemical equation for the reaction: Mg + 2HCl → MgCl2 + H2.
Step 5: Conclude that the main compound formed is magnesium chloride (MgCl2) along with hydrogen gas.

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