Is used to etch glass chemically
(A) Hydrofluoric acid
(B) Carbon dioxide
(C) Aluminum hydroxide
(D) Ammonia
(E) Hydrogen peroxide
Answer: A
AP Chemistry
- Silicon dioxide, SiO2
- Solid ethyl alcohol, C2H5OH
- Has amphoteric properties
- Is used extensively for the production of fertilizers
- Is a good oxidizing agent
- Forms oxides that are common air pollutants and that yield acidic solution in water
- Forms a compound having the formula KXO4
- Forms monatomic ions with 2¯ charge in solutions