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प्रश्न
What is the difference between an alkali and a base?
अंतर स्पष्ट करें
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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. |
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
What do you understand by an alkali?
Give one example in the following case:
A hydroxide which is insoluble in water.
How would you obtain an alkali from a base.
Metal corrodes due to salts.
Write the balanced equation for the reaction of:
A named acid and a named alkali.
State the term defined by the following sentence:
A soluble base.
What is the term defined by the following?
A base which is soluble in water.
Bases are soapy to touch when they are dry.
Phenolphthalein gives ______ colour with lime water.
Which of the following solution is soapy to touch?
