Topic 8 Acids and Bases 11th - 12th Grade Quiz

Topic 8 Acids and Bases

Assessment

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Science

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11th - 12th Grade

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67 questions

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Multiple Choice

2 mins

1 pt

What is the difference between a conjugate Brønsted–Lowry acid–base pair?

Electron pair

Positive charge

Proton

Hydrogen atom

Multiple Choice

2 mins

1 pt

Which is an example of an amphiprotic species?

Al₂O₃

CO₃²⁻

P₄O₁₀

HPO₄²⁻

Multiple Choice

3 mins

1 pt

Which two species act as Brønsted–Lowry acids in the reaction?

H₂PO₄⁻ (aq) + OH⁻ (aq) ⇌

HPO₄²⁻ (aq) + H₂O (l)

HPO₄²⁻ (aq) and OH⁻ (aq)

H₂PO₄⁻ (aq) and HPO₄²⁻ (aq)

HPO₄²⁻ (aq) and H₂O (l)

H₂PO₄⁻ (aq) and H₂O (l)

Multiple Choice

5 mins

1 pt

Which classification is correct for the reaction?

H₂PO₄⁻(aq) + H₂O(l) → HPO₄²⁻(aq) + H₃O⁺(aq)

Multiple Choice

3 mins

1 pt

What describes HPO₄²⁻?

Amphiprotic but not amphoteric

Amphoteric but not amphiprotic

Amphiprotic and amphoteric

Neither amphiprotic nor amphoteric

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