Types of Oxides & Acid Rain Flashcards
(6 cards)
1
Q
What are basic oxides?
A
React with acids to form salts
2
Q
What are some examples of basic oxides?
A
MgO, CuO, Na2O
3
Q
Provide an equation of basic oxides.
A
CuO + H2SO4 —> CuSO4 + H2O
4
Q
What are amphoteric oxides?
A
React with both acids and bases to form salts.
5
Q
What are some examples of amphoteric oxides?
A
Some amphoteric oxides are ZnO, Al2O3 and PbO
6
Q
What are some examples of equation of amphoteric oxides? Provide one for its reaction with acid and one for its reaction with base.
A
Reacting Al2O3 with acid
Al2O3 + HCl —> 2AlCl3 + 3H2O
Reacting Al2O3 with base
Al2O3 + 2NaOH —> 2NaAlO2 + H2O
