Advertisements
Advertisements
प्रश्न
State one relevant observation for the following:
When crystals of copper nitrate are heated in a test tube.
Advertisements
उत्तर
After heating, the greenish blue crystals of copper nitrate will transform into a black residue of copper oxide and release nitrogen dioxide, a reddish brown gas.
APPEARS IN
संबंधित प्रश्न
In the preparation of nitric acid from KNO3 concentrated hydrochloric acid is not used in place of concentrated sulphuric acid. Explain why?
Conc. Nitric acid prepared in laboratory is yellow in colour why? How is this colour removed?
Write a balanced equation and name the products formed when sodium hydrogen carbonate is added to nitric acid.
Name the Following:
Product obtained by the catalytic oxidation of ammonia.
Write the balanced equation for the following:
Action of concentrated nitric acid on copper.
How would you separate gold from a mixture of gold and copper filling?
Choose the correct word from the given options to complete the sentence :
Sulphur can be converted to sulphuric acid using __________ nitric acid.
Write the equation to show the reaction between the following:
Between copper and concentrated nitric acid.
Write a balanced equation for following :
Action of cold and dilute nitric acid on copper
Write a balanced equation for following :
Action of conc. Nitric acid on sulphur
