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प्रश्न
Give the name of a soluble lead salt and write the equation for the action of heat on this salt.
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उत्तर
Lead nitrate is a soluble salt. On heating lead nitrate, the following reaction occurs:
\[\ce{2Pb(NO3)2_{(s)} ->[\Delta] 2PbO_{(s)} + 4NO2_{(g)} + O2_{(g)}}\]
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संबंधित प्रश्न
Give two chemical equations for the following:
Nitric acid showing as acidic character.
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
Name the Following:
Salt referred to as chile saltpeter.
Explain with the help of a balanced equation, the brown ring test for nitric acid.
What do you observe when?
Scrap zinc is heated with conc. HNO3?
What happen when (Given balanced equation) :
Nitric acid is dissolved in large amount of water?
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid:
(i) Name A (a liquid), B( a Solid) and C(a liquid).
(ii) write the balanced chemical equation to show how nitric acid undergoes decomposition.
(iii) Write the balanced chemical equation for the reaction in which copper is oxidized by concentrated nitric acid.
Copy and complete the following table relating to important industrial processes output refers to the product of the process not the intermediate steps.
| Name of process | Inputs | Catalyst | Equation for catalysed reaction | Output |
| Haber process | Hydrogen + | |||
|
Ammonia + |
Nitric acid |
A dilute acid B does not normally give hydrogen when reacted with metals but does give a gas when it reacts with copper. Identify B. Write the equation with copper.
