Advertisements
Advertisements
प्रश्न
What is the difference between an alkali and a base?
फरक स्पष्ट करा
Advertisements
उत्तर
| Alkali | Base | |
| 1. | An alkali is a basic hydroxide that, when dissolved in water, produces hydroxyl (OH−) ions, the only negatively charged ions. | A base is a chemical compound that, when reacting with a hydronium ion or H+ ions furnished by an acid, forms salt and water only. |
| 2. | All alkalis are water soluble. | Bases may or may not be water soluble. |
| 3. | All alkalis are bases | All bases are not alkalis. |
| 4. | Examples are NaOH, KOH, Ca(OH)2. | Examples are CuO, Mg(OH)2. |
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Give one example in the following case:
A basic oxide which is insoluble in water.
Give one example in the following case:
An oxide which is a base.
How would you obtain an alkali from a base.
Chemical formula of calcium oxide is _______
Wasp sting contains _______.
Bases are soapy to touch when they are dry.
What are bases?
Bases ionise in water to form ______ ions.
Water-soluble bases are called ______.
One of the events that does not occur during photosynthesis is ______.
