ICSE Class 10 - Nitric Acid Videos

• Hot,concentrated nitric acid reacts with sulphur to form  
• Explain why nitric acid is kept in a reagent bottle for a long time
• give reason-lead nitrate is not used in place of nitre for the preparation of nitric acid in the laboratory
• What does sulphur produce after reacting with concentrated nitric acid ?
• Can you explain the structure of HNO3 ?
• How does aqua regia dissolves Gold and Platinum?  
• Sodium nitrate heated at 200 degree celsius in presence of sodium Bisulphate
• Why is quartz use in ostwalds process
• Name the unstable brown colored chemical compound formed during brown ring test for nitrates 
• Why does alcohol or saw dust burst into flames when hot conc. HNO3 is poured on it?

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