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Hazardous substances
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∙ 13y ago
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Why bromine should be kept cold and in a fume cupboard?
because it is sensitive to heat
Where does the carbon dioxide go?
In a fume cupboard!
Which experiments do you need a fume cupboard?
A fume cupboard is needed for works with toxic, corrosive, radioactive, explosive, chemicals with a bad odor; also in biology for works with potentially dangerous materials.
Why should the reaction of chlorine and potassium iodide be in a fume cupboard?
Chlorine is produced in a fume cupboard because it is a poisonous gas. In WW2 or WW1, Chlorine Gas was used as a gas attack which killed soldiers. Strong Chlorine Gas can poison you so it has to made in a fume cupboard so the scientists don't die!
What is the purpose of fume cupboards?
Fume cupboards are essential in a science lab that uses harmful chemicals which could effect human health. The aim of the fume cupboard is to dispose of the harmful gases (given of by the reaction) into the atmosphere where the concentration will neutralise.
What s fume hood?
Basically a fume hood or fume cupboard is a type of local ventilation unit that is designed to limit exposure to people working in an envioment which can expose tem to hazardous or toxic fumes, vapors or dusts.
What is the function of fume cupboards?
Fume cupboards are essential in a science lab that uses harmful chemicals which could effect human health. The aim of the fume cupboard is to dispose of the harmful gases (given of by the reaction) into the atmosphere where the concentration will neutralise.
What used to remove chemicals from a reagent bottle?
I guess it is spatula
Why is Electrolysis of sodium chloride performed in a fume cupboard?
To avoid toxic gas chlorine and explosive gas hydrogen.
What are the laboratory apparatus that made of wood?
The framework of a fume cupboard may be made of wood, varnished to protect it. Your lab benches could be similarly made and protected. Cork blocks are the bark of a cork tree.
What halogen has a deep brown vapour?
Bromine. This is a liquid at room temperature and pressure but fumes a rich reddy brown vapour. Keep it in a fume cupboard.
What exactly are fume hoods supposed to be?
A fume hood is like a ventilation system. It's designed to filterate and keep all hazordous fumes and vapors from being inside closed walls. They are used to protect the user, the product, and the evnviroment.
