Q41 of 400 Page 133

What type of oxides are formed when non-metals react with oxygen? Explain with an example.

When metal reacts with Oxygen the oxides formed are acidic or neutral in neutral in nature.

Example: Carbon Dioxide which is acidic in nature is formed when Carbon reacts with Oxygen. A neutral Oxide is formed by the reaction of Hydrogen and Oxygen which is known as water.



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40 What is the nature of the oxide SO2 ? What happens when it is dissolved in water? Write the chemical equation of the reaction involved. 40 What is the nature of the oxide Na2O? What happens when it is dissolved in water? Write the chemical equation of the reaction involved. 41 What type of oxides are formed when metals combine with oxygen? Explain with the help of an example. 42 Explain why, metals usually do not liberate hydrogen gas with dilute nitric acid.