Write a balanced equation for the reaction that occurs when hydrogen gas reacts with chlorine gas producing hydrogen chloride. - Leaving Cert Chemistry - Question 4(d) - 2018
Question 4(d)
Write a balanced equation for the reaction that occurs when hydrogen gas reacts with chlorine gas producing hydrogen chloride.
Worked Solution & Example Answer:Write a balanced equation for the reaction that occurs when hydrogen gas reacts with chlorine gas producing hydrogen chloride. - Leaving Cert Chemistry - Question 4(d) - 2018
Step 1
Write the unbalanced equation
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Answer
The unbalanced equation for the reaction of hydrogen gas with chlorine gas is:
H2+Cl2→HCl
Step 2
Balance the equation
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Answer
To balance the equation, we see that one molecule of chlorine gas produces two molecules of hydrogen chloride. The balanced equation is:
H2+Cl2→2HCl
Step 3
Final balanced equation
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Answer
Thus, the final balanced equation for the reaction is:
H2+Cl2→2HCl
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