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Which phenomenon involves the loss of water of crystallization by a substance, resulting in the formation of a powdery deposit?
- a)Efflorescence
- b)Deliquescence
- c)Hygroscopy
- d)Crystallization
Correct answer is option 'A'. Can you explain this answer?
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Which phenomenon involves the loss of water of crystallization by a su...
Efflorescence is the phenomenon in which a substance loses water of crystallization to the surrounding environment, resulting in the formation of a powdery deposit on the surface of the substance.
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Which phenomenon involves the loss of water of crystallization by a su...
Efflorescence:
Efflorescence is a phenomenon that involves the loss of water of crystallization by a substance, resulting in the formation of a powdery deposit. This typically occurs when a hydrated salt is exposed to air and begins to lose its water molecules.
Causes:
- Hydrated salts contain water molecules within their crystal structure. When these salts are exposed to air, especially in dry conditions, the water molecules can evaporate, leaving behind a powdery residue.
Example:
- An example of efflorescence is the white powdery deposit that can form on the surface of concrete or brick walls. This occurs when the salts in the building materials react with moisture and lose their water content, leading to the formation of efflorescence.
Prevention:
- Efflorescence can be prevented by using proper construction materials, minimizing the exposure of materials to moisture, and ensuring proper ventilation to prevent the buildup of trapped moisture.
In conclusion, efflorescence is the phenomenon where a substance loses its water of crystallization, resulting in the formation of a powdery deposit. Understanding the causes and prevention methods can help in managing and preventing efflorescence in various materials.
Efflorescence is a phenomenon that involves the loss of water of crystallization by a substance, resulting in the formation of a powdery deposit. This typically occurs when a hydrated salt is exposed to air and begins to lose its water molecules.
Causes:
- Hydrated salts contain water molecules within their crystal structure. When these salts are exposed to air, especially in dry conditions, the water molecules can evaporate, leaving behind a powdery residue.
Example:
- An example of efflorescence is the white powdery deposit that can form on the surface of concrete or brick walls. This occurs when the salts in the building materials react with moisture and lose their water content, leading to the formation of efflorescence.
Prevention:
- Efflorescence can be prevented by using proper construction materials, minimizing the exposure of materials to moisture, and ensuring proper ventilation to prevent the buildup of trapped moisture.
In conclusion, efflorescence is the phenomenon where a substance loses its water of crystallization, resulting in the formation of a powdery deposit. Understanding the causes and prevention methods can help in managing and preventing efflorescence in various materials.
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Which phenomenon involves the loss of water of crystallization by a substance, resulting in the formation of a powdery deposit?a)Efflorescenceb)Deliquescencec)Hygroscopyd)CrystallizationCorrect answer is option 'A'. Can you explain this answer?
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