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प्रश्न
Light energy may come out due to chemical reactions.
पर्याय
True
False
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उत्तर
Light energy may come out due to chemical reactions- False.
Correct statement:
Browning of some vegetables and fruits is due to melanin formation.
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संबंधित प्रश्न
Burning of matchstick is an example for chemical reaction caused by _______
_______ undergoes rusting.
In Haber’s process of producing ammonia _______ is used as a catalyst.
Electrolysis of brine solution gives _______ gases.
Decomposition of lead nitrate is an example for a chemical reaction caused by light.
On heating, calcium carbonate gives calcium oxide and oxygen. Is it an exothermic reaction or an endothermic reaction?
Explain any three conditions that are required for a chemical reaction to take place. Give example.
Chemically rust is ______.
Photochemistry deals with chemical reactions involving light.
Name the nitrate which does not produce brown gas on heating?
