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Question
Write a balanced equation for following :
Action of conc. Nitric acid on sulphur
Solution
\[\ce{S + 6HNO3 -> H2SO4 + 2H2O + 6NO2}\]
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Fill in the blanks using the appropriate words given below :
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Cold, dilute nitric acid reacts with copper to give ___________.
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(Sulphur dioxide, nitrogen dioxide, Nitric oxide, Sulphuric acid)
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Conc. Nitric acid prepared in laboratory is yellow in colour why? How is this colour removed?
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In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitrate should not be heated very strongly above 200°C.
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Cold, dilute nitric acid reacts with copper to give ______.
Write a balanced equation for following :
Action of cold and dilute nitric acid on copper