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प्रश्न
Oxides of metals are acidic in nature.
विकल्प
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
Give one example in the following case:
A basic oxide which is soluble in water.
Give one example in the following case:
A basic oxide which is insoluble in water.
Give one example in the following case:
A base which is not an alkali.
Main constituent of base is ______.
Sodium hydroxide is a ______.
Phenolphthalein gives ______ colour with lime water.
Bases are chemical substances that are corrosive and ______ in taste.
Name the base which is present in a window cleaner.
What is the role of toothpaste in the prevention of tooth decay?
______ alkali has a relatively high percentage of alkali in its aqueous solution.
