Acid and Base

Ch 15 and 16

7-1

Naming of acids

1. In a binary acid, the negative anion ends in -ide. The name begins with the prefix hydro- , stem and ends with -ic acid.

hydro______ ic acidHFHClHBr

hydroflouric acid

hydrochloric acid

Hydrobromic acid

stemstem

2. In an oxy acid, the negative anion ends in –ate, use the stem and the name ends with -ic acid.

______ ic acid

HNO3

H2SO4

H3PO4

CH3COOH

nitric acid

phosphoric acid

sulfuric acid

acetic acid

3. In an oxy acid, if the negative anion ends in –ite, use the stem and the name ends with -ous acid.

_______ ous acid

HNO2

H2SO3

H3PO3

nitrous acid

sulfurous acid

phosphorous acid

Some Common Bases

NaOH

KOH

Ba(OH)2

Mg(OH)2

Al(OH)3

Sodium hydroxide

Potassium hydroxide

Barium hydroxide

Magnesium hydroxide

Aluminum hydroxide

Learning Check

Match the formulas with the names:

A. ___ HNO2 1) hydrochloric acid

B. ___ Ca(OH)2 2) sulfuric acid

C. ___ H2SO4 3) sodium hydroxide

D. ___ HCl 4) nitrous acid

E. ___ NaOH 5) calcium hydroxide

4

5

2

1

3

Match the formulas with the names:

A. ___ HClO4 1) hydrochloric acid

B. ___ HClO 2) chlorous acid

C. ___ HClO3 3) chorous acid

D. ___ HCl 4) hypochloric acid

E. ___ HClO2 5) perchloric acid

5

4

2

1

3

Learning Check

Acid, Base Nameor Salt

CaCl2 _____ _________________

KOH ______ _________________

Ba(OH)2 ______ _________________

HBr ______ _________________

H2SO4 ______ __________________

salt Calcium chloride

base Pottasium hydroxide

base Barium hydroxide

acid Hydrobromic acid

acid Sulfuric acid