Inorganic bases:
- Sodium hydroxide (NaOH)
- Potassium hydroxide (KOH)
- Calcium hydroxide (Ca(OH)2)
- Barium hydroxide (Ba(OH)2)
- Sodium carbonate (Na2CO3)
- Potassium carbonate (K2CO3)
- Sodium bicarbonate (NaHCO3)
- Potassium bicarbonate (KHCO3)
Organic bases:
- Ammonia (NH3)
- Methylamine (CH3NH2)
- Ethylamine (C2H5NH2)
- Triethylamine (C6H15N)
- Pyridine (C5H5N)
- Aniline (C6H5NH2)
- Morpholine (C4H9NO)
These substances have various properties and can be found in a variety of forms, such as solids, liquids, or gases. They are often used in household cleaning products, industrial processes, and as reagents in chemistry laboratories. However, it is important to handle alkalis with care, as they can be corrosive and cause skin irritation.