12: Making salts- 2

Question 1

Equation for metal oxides

Answer 1

metal oxide + acid = a salt + water

Question 2

Equation for metal hydroxides

Answer 2

metal hydroxide + acid = a salt + water

Question 3

Equation for carbonates

Answer 3

carbonate + acid = a salt + water + carbon dioxide

Question 4

How do you name salts?

Answer 4

First part comes from name of metal in the base or carbonate

Second part comes from the acid used

Question 5

Examples of named salts

Answer 5

Hydrochloric acid produces chlorine salts
Nitric acid produces nitrate salts
Sulfuric acid produces sulfate salts
Phosphoric acid produces phosphate salts

Question 6

Formula and Ion in salt - Bases

Answer 6

Copper oxide- CuO- Cu2+
Sodium hydroxide- NaOH- Na+
Potassium hydroxide- KOH- K+
Ammonia solution- NH4OH- H4+

Question 7

Formula and Ion in salt - Carbonates

Answer 7

Calcium carbonate- CaCO3- Ca2+

Sodium carbonate- NaCO3- Na+

Question 8

Formula and Ion in salt - Acid

Answer 8

Hydrochloric acid- HCl- Cl-
Nitric acid- HNO3-NO3-
Sulfuric acid- H2SO4- SO42-
Phosphoric acid- H3PO4- PO43-

Question 9

Equation of reaction between Calcium carbonate and hydrochloric acid

Answer 9

CaCO3 + 2HCl = CaCl2 + H2O + CO2