Question 1

What is the conjugate base of HCl?

Accepted Answer

Cl⁻

Question 2

What is the conjugate base of H₂SO₄?

Accepted Answer

HSO₄⁻

Question 3

What is the general representation of an acid-base reaction?

Accepted Answer

Acid ⇌ Conjugate Base + H⁺; Base + H⁺ ⇌ Conjugate Acid.

Question 4

What are conjugated acids and bases fundamental for?

Accepted Answer

They provide insight into the behavior of substances in various chemical reactions.

Question 5

What is a conjugate acid?

Accepted Answer

A conjugate acid is formed when a base gains a proton.

Question 6

What is a base?

Accepted Answer

A substance that accepts a proton (H⁺) in a chemical reaction.

Question 7

Why is understanding acid-base equilibria important in chemistry?

Accepted Answer

It is crucial for predicting the behavior of solutions.

Question 8

What is the relationship between the strength of acids and their conjugate bases?

Accepted Answer

Strong acids have weak conjugate bases, while weak acids have strong conjugate bases.

Question 9

What is the conjugate acid of NH₃?

Accepted Answer

NH₄⁺

Question 10

What is a conjugate base?

Accepted Answer

A conjugate base is formed when an acid loses a proton.

Question 11

How do conjugate acids and bases relate to organic chemistry?

Accepted Answer

They play a significant role in reaction mechanisms and stability of intermediates.

Question 12

What does a lower pKa value indicate?

Accepted Answer

A stronger acid.

Question 13

What is an acid?

Accepted Answer

A substance that donates a proton (H⁺) in a chemical reaction.

Question 14

What does a lower pKb value indicate?

Accepted Answer

A stronger base.

Question 15

What is the conjugate acid of H₂O?

Accepted Answer

H₃O⁺