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प्रश्न
Electrolysis of brine solution gives _______ gases.
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उत्तर
Electrolysis of brine solution gives Chlorine and hydrogen gases.
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Effects of Chemical Changes: Production of Heat, Light, Sound and Pressure
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संबंधित प्रश्न
_______ undergoes rusting.
In Haber’s process of producing ammonia _______ is used as a catalyst.
Decomposition of lead nitrate is an example for a chemical reaction caused by light.
Light energy may come out due to chemical reactions.
Match the following.
| Rusting | Photosynthesis |
| Electrolysis | Haber’s process |
| Thermolysis | Iron |
| Food | Brine |
| Catalysis | Decomposition of limestone |
On heating, calcium carbonate gives calcium oxide and oxygen. Is it an exothermic reaction or an endothermic reaction?
Chemically rust is ______.
Lead nitrate produces brown gas on heating.
Photochemistry deals with chemical reactions involving light.
Name the nitrate which does not produce brown gas on heating?
