2006-10-13 03:27:15 · 5 answers · asked by Fxer 2 in Science & Mathematics ➔ Chemistry
Examples include amino acids, proteins. Many metals, such as zinc, tin, lead, aluminium, and beryllium, have amphoteric oxides
2006-10-13 03:31:18 · answer #1 · answered by nor2006 3 · 0⤊ 0⤋
HSO4 ^-1 can act as both an acid and a base..It picks up a hydrogen to become H2SO4 or can lose a hydrogen to become SO4 ^-2. There are many other substances that can do the same thing.
2006-10-13 03:37:59 · answer #2 · answered by The Cheminator 5 · 0⤊ 0⤋
Zinc oxide
Aluminium Oxide
Lead Oxide
2006-10-13 04:14:12 · answer #3 · answered by Chocolate Strawberries. 4 · 0⤊ 0⤋
Amino acids are amphoteric. Also, lead and arsenic in their acid form.
2006-10-13 04:03:24 · answer #4 · answered by Paul G 5 · 0⤊ 0⤋
Any compound that has both an acid side and a basic side.
2006-10-13 03:35:47 · answer #5 · answered by Alan Turing 5 · 0⤊ 0⤋