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Mercury dioxide, also known as mercuric oxide (HgO), appears as a reddish-brown solid rather than a liquid. It is primarily used in laboratory settings for various chemical reactions, as well as in the production of mercury salts. Additionally, it has applications in the field of electronics and as a catalyst in organic synthesis. Due to mercury's toxicity, handling and disposal require strict safety protocols.
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Why has the liquid inside a thermometer changed?
Because it used to use mercury which posed a threat to human health. They now use alcohol which is much safer.
Water is not used as barometric liquid?
Mercury is having a higher specific density ( about 13 times that of water) . So if we want to make a barometer using water it should be at least 13 times the length of mercury barometer that is about 11m so it is advisable to use mercury as a barometric liquid.
What is a non mercury thermometers?
A non-mercury thermometer is a thermometer that does not contain mercury as the temperature-sensing liquid. Instead, it may use alcohol, galinstan, or other materials to measure temperature. These alternatives are considered safer for environmental and health reasons compared to mercury thermometers.
What element is a liquid metal used in thermoneters?
The liquid metal used in thermometers is mercury. It is unique among metals because it remains in a liquid state at room temperature, allowing it to expand and contract uniformly with temperature changes. This property makes mercury ideal for accurate temperature measurements in traditional thermometers. However, due to its toxicity, the use of mercury in thermometers has been largely phased out in favor of safer alternatives.
Why is the bulb of a thermometer the most important part of a liquid thermometer?
you can use two main liquid substances in a bulb of a thermometer - the one i can remember -alchol-another one i am almost certain of -mercury- i am sorry if the later one is incorrect -if you do know the awnser i would appecheate if you conferm it for me .Remember you do not need to be a member or do anything to write an awnser .
What liquid is inside thermometers?
If the liquid is silver, it is liquid mercury (Hg). If the liquid is red, it is coloured ethyl alcohol (C2H5OH).
What liquid do they use in thermometres?
Mercury.
What element is used in a barometer?
Barometers can use any liquid. A dense liquid that makes for a short column at room temperature, is mercury.
What liquid metal is use in the thermometer?
Mercury
What type of liquid do you use in a thermometer?
Typically, thermometers use either mercury or alcohol as the liquid inside the glass tube to measure temperature. Mercury thermometers are being phased out due to the toxicity of mercury, with alcohol thermometers being a safer alternative.
What element is a metal that is in the liquid phase at STP?
mercury and gallium are in form of liquid at room temperature
What common liquid can you use to test gold?
mercury
What are the two substances used in a liquid column thermometer?
The two substances used in a liquid column thermometer are mercury and alcohol. Mercury thermometers use mercury as the liquid inside the glass tube, while alcohol thermometers use colored alcohol such as ethanol or dyed ethanol.
What liquid is inside a filament transformer?
The predominate liquid used inside a filament transformer is mercury. Mercury is used to keep the transformer cool when under heavy use. Mercury is a cheap and long lasting liquid.
What is the name of the liquid in a thermometer?
The red liquid in a liquid-in-glass thermometer is mineral spirits or ethanol alcohol mixed with red dye. A grey or silver liquid inside the thermometer is mercury. Mercury thermometers are not used anymore due to the dangers associated with mercury.
Where do humans make use of expansion?
thermometers (liquid mercury)
Is Mercury a metal or a non metal?
Mercury is a metal , with all the properties of a metal except it is a liquid at room temperature.for ex when we use a thermometer we found mercury in liquid form. it is a metal
