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प्रश्न
Describe what you see when concentrated nitric acid is added to copper.
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उत्तर
When concentrated nitric acid is added to copper brown fumes of nitrogen dioxide are observed.
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संबंधित प्रश्न
What is the type of salt formed when the reactants are heated at a suitable temperature for the preparation of nitric acid?
How will you prepare the following from nitric acid?
Aqua regia
What are the reactants required for Ostwald process and what are their sources?
Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3, State the reason.
How can 68% nitric acid be concentrated to 98% nitric acid?
Why is freshly prepared ferrous sulphate solution used in the ring test?
Fill in the blank with appropriate word/words.
3 Cu + 8 HNO3 (dilute) → _______ + 4H2O + _________
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?
Write the equation for the reaction of dilute nitric acid with copper.
