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(vi) What are photochemical reaction? Give example. |
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Answer» Photochemical reaction, a chemical reactioninitiated by the absorption of energy in the form of light. The consequence of molecules' absorbing light is the creation of transient excited states whose chemical and physical properties differ greatly from the original molecules. Examples: Photosynthesis: plants use solar energy to convert carbon dioxide and water into glucose and oxygen. Human formation of vitamin D by exposure to sunlight. Bioluminescence: e.g. In fireflies, an enzyme in the abdomen catalyzes areactionthat produced light. Like my answer if you find it useful! |
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