It can't.
If you're talking about the red liquid in some thermometers ... that's not Mercury, that's probably alcohol with a little red dye added.
If you're talking about mercury compounds like cinnabar, that's just the way the electronic structure works out. It's too complicated to explain in a couple of paragraphs. Take a senior-level college course in advanced inorganic chemistry and you might begin to understand this.
If you're talking about the urban legend of the explosive "red mercury", it doesn't actually exist.
For non-electronic thermometers , you will either see a red liquid or a silver liquid. The 'Red liquid' is a coloured alcohol. The 'Silver liquid' is mercury.
Some times red coloured liquid is used but mostly gray coloured liquid is used.
Mercury
Silver chloride is a white precipitate.
because silver absorbs smoke
It's the red thing in thermometers. [wrong I'm sorry.] the red thread in a thermometer is coloured alcohol. If the thread is mercury, then it will be silver-coloured.
For non-electronic thermometers , you will either see a red liquid or a silver liquid. The 'Red liquid' is a coloured alcohol. The 'Silver liquid' is mercury.
Mercury is a silver coloured substance.
At room temperature, mercury is silver-coloured, metallic and liquid.
the color of mercury is gray it has no color
Most are Silver or Black or Red. I have a White car. UNUSUAL!!!
If the liquid is silver, it is liquid mercury (Hg). If the liquid is red, it is coloured ethyl alcohol (C2H5OH).
Silver mercury cn be converted into red mercury with the help of some herbles so its true,Next AnswerMost online sources say there is no such thing as red mercury and its claimed existence is attributed to a hoax.
Mercury is a silver-white to dim substance. In the event that your thermometer is loaded up with a red fluid, your thermometer contains red colored liquor or mineral spirits and not mercury.
The red stuff in most thermometers is alcohol. The silver stuff is Mercury.
The planet Mercury is grey, similar in colour and general appearance to our moon. Red Mercury is a chemical made of Iodine and Mercury. It was used as a medicine a long time ago before people realised it was actually poisonous. It is either in the form Mercury(I) iodide or Mercury(II) iodide.
You mix pink red orange