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प्रश्न
Oxides of metals are acidic in nature.
पर्याय
True
False
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उत्तर
This statement is False.
Explanation:
Oxides of metals are generally basic in nature, not acidic. When dissolved in water, metal oxides typically form bases or alkaline solutions. For example:
- Sodium oxide (Na2O) reacts with water to form sodium hydroxide (NaOH).
- Calcium oxide (CaO) reacts with water to form calcium hydroxide (Ca(OH)2).
संबंधित प्रश्न
What is the difference between an alkali and a base?
Write the balanced equation for the reaction of:
A named acid and a named alkali.
Which among the following is not a base?
Match the important chemicals given in Column (A) with the chemical formulae given in Column (B)
| Column (A) | Column (B) |
| (a) Plaster of Paris | Ca(OH)2 |
| (b) Gypsum | CaSO4. 1/2 H2O |
| (c) Bleaching Powder | CaSO4.2H7O |
| (d) Slaked Lime | CaOCl2 |
On adding phenolphthalein indicator to a colourless solution, no change is observed. What is the nature of this solution?
Bases are chemical substances that are corrosive and ______ in taste.
Sodium carbonate is commercially called ______.
Name the base which is present in a window cleaner.
What are bases?
The nature of toothpaste commonly used is ______ in nature.
