Chemical Equilibria Review - for start of Yr 12 topic

This symbol indicates that a chemical reaction ________

• goes to completion

• does not go to completion

A + 2B  ⇌  AB₂
The forward reaction forms the substance __________.

• A
• B
• AB₂

• A + B

Which of the following is NOT a strong acid?

• HCl

• HNO₃

• HF

• H₂SO₄

Which arrow should be used in the following chemical equation?

HCl + NaOH _____ NaCl + H₂O

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• ⇌

Which arrow should be used in the following chemical equation?

2CH₃COOH + Na₂CO₃ ______ 2NaCH₃COOH + CO₂ + H₂O

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• ⇌

If the reaction ends up with a mixture that is 30% reactants, 70% products, which arrow should be used in the chemical equation?

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• ⇌