Conjugate Acid-Base Pairs Worksheet
Explore conjugate acid-base pairs, their definitions, and identification in chemical reactions for Grade 10 Chemistry students.
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Conjugate Acid-Base Pairs Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following is the conjugate base of H₂SO₄?
SO₄²⁻
HSO₄⁻
H₃O⁺
H₂SO₃
2. In the reaction, HCl + H₂O ⇌ H₃O⁺ + Cl⁻, which species is the conjugate acid of H₂O?
HCl
Cl⁻
H₃O⁺
H₂O
3. An acid is a proton , while a base is a proton .
4. The conjugate base of a strong acid is a base.
5. Define what a conjugate acid-base pair is and provide an example.
Match the acid on the left with its conjugate base on the right.
6. HNO₃
a. OH⁻
7. H₂O
b. NO₃⁻
8. NH₄⁺
c. NH₃
9. A conjugate acid always has one more proton than its conjugate base.
True
False
10. Water can act as both an acid and a base.
True
False