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प्रश्न
What is meant by the following term?
Decrepitation
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उत्तर
It is the breaking of a substance usually accompanied by the emission of a crackling sound. An example of a substance that decomposes on heating is Lead nitrate, Pb(NO3)2.
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संबंधित प्रश्न
How will you prepare the following from nitric acid?
copper nitrate
Name the following :
Gas produced in air during lighting.
Can we use conc. HCl in place of Conc. H2SO4 ?
Give reason for the following:
Aqua regia dissolves gold and platinum.
Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.
What happen when (Given balanced equation) :
Nitric acid is dissolved in large amount of water?
Complete and balance the following equation :
Fe + HNO3(conc.) → _____________
Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?
Write a chemical equation to illustrate the acidic nature of nitric acid.
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
