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Mercuric chloride is a soluble salt of Mercury. The mercuric ions in solution interferes with vital enzymes in the cell membrane and cytoplasm of microbes. Unfortunately it is also poisonous to mammalian cells including human cells. It has largely been replaced by safer disinfectants.

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13y ago
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16y ago

alcohol denatures protein and bacteria are made from protein so the bacteria dies.

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14y ago

Mercuric chloride is useful because it separates the proteins of bacteria

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Q: Why are alcohol and mercuric chloride useful as disinfectants?
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Related questions

How is alcohol useful?

Alcohol is useful to cleanse things. Alcohol can kill bacteria. Therefore it is often used in a disinfectant. Most of the time it's 70% alcohol 30% water


Why normal ferric chloride is not used in detection of phenol?

Normal solution of ferric chloride is acidic in nature and phenol is also acidic so neutral ferric chloride is more useful.


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As an anesthetic and disinfectant? When was "back then?"


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The internet is full of useful ways on how to make ammonium chloride. Hydrochloric acid, and ammonia can be combined to produce a chemical reaction which creates ammonium chloride.


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The bacteria yeast converts sugar into alcohol.


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How is chloride useful?

Obviously, sodium chloride is the salt we put onn our food and with out the compound (sodium chloride) we would not have seasoning on our food. Its a major ingredient in edible salt and is commonly used that is why its the most important compound out all others.


Is filtration a very effective method of separating a mixture sodium chloride and sand?

Yes, this method is useful.


What is a positive sodium ion and a negative chloride ion?

Sodium chloride is very useful. Sodium ion is the positive ion.


Some salts are useful as vertiilisers?

Examples: potassium chloride, ammonium and sodium phosphates, ammonium sulfates etc.