20.1 Bronsted-Lowry Acids and Bases

Question 1

What is a Bronsted-Lowry Acid?

Answer 1

A ptoton donor

Dissociates and gives up H+ ions in solutions

Question 2

Examples of Acids

Answer 2

HCl, H2SO4, H3PO4

Question 3

What is a Bronsted-Lowry Base?

Answer 3

A proton acceptor

Dissociates and accepts H+ ions in solutions

Question 4

Examples of Bases

Answer 4

NaOH, KOH, NH3

Question 5

What are the products of HCl + H2O?

Answer 5

H3O+ (Hydronium ion) + Cl-

Question 6

What does a conjugate acid-base pair contain?

Answer 6

Two species that can be interconverted by transfer of a proton, e.g. HCl & Cl-

Question 7

Why is the Hydronium ion important?

Answer 7

It’s the active acid ingredient in any aqueous acid

Question 8

What does monobasic, dibasic and tribasic acids refer to?

Answer 8

The total numberof hydrogen ions in the acid, replacese per molecule in an acid-base reaction

Question 9

Examples of a monobasic acid

Answer 9

HCl, CH3COOH

Question 10

Example of a dibasic acid

Answer 10

H2CO3

Question 11

Example of a tribasic acid

Answer 11

H3BO3

Question 12

What is a spectator ion?

Answer 12

Ions that don’t change during the reaction and can be cancelled out.

Question 13

What is the active species from an acid?

Answer 13

H+

Question 14

Redox reaction between dilute acid and metal equation

Answer 14

acid + metal –> salt + hydrogen

Question 15

Neut : Acid + Carbonate products

Answer 15

salt + H2O + CO2

Question 16

Neut: Acid + Base products

Answer 16

Salt + H2O

Question 17

Neut: Acid + Alkali products

Answer 17

Salt + H2O