AC17: Acid and bases

Question 1

How are Brønsted-Lowry acids defined

Answer 1

A substance that donates a proton

Question 2

How are Brønsted-Lowry bases defined

Answer 2

A substance that can accept a proton

Question 3

What type of bond do bases for with a proton

Answer 3

A dative covalent bond

Question 4

What is a strong acid

Answer 4

One which is totally ionised in aqueous solution

Question 5

What is, a strong base

Answer 5

One which is totally ionised in aqueous solution

Question 6

What is a weak acid

Answer 6

One which only partially ionises in aqueous solution

Question 7

What is a weak base

Answer 7

One which only partially ionises in aqueous solution

Question 8

What is the type of pair called, between acid-base pairs

Answer 8

Conjugate pairs

Question 9

In a conjugate pair, what are the 2 parts of the pair called

Answer 9

• Conjugate acid
• Conjugate base

Question 10

If the conjugate acid is strong, is the conjugate base likely to be strong or weak

Answer 10

Weak conjugate base

Question 11

If the conjugate acid is weak, is the conjugate base likely to be strong or weak

Answer 11

Strong conjugate base