Phophorus, whose allotropes are red phosphorus, white phosphorus , black phosphorus, violet phosphorus
Phosphorus can be many colors. It can be red, white or even bronze.
There is white, red, violet and black
No they can not change colors
White phosphorus is a very reactive chemical because of its structure. When it is heated some, it can react with oxygen to create phosphorus pentoxide (it is in this exothermic reaction that you see the glow). So it is indeed a chemical change.
The allotropes of selennium and phosphorus
Burning of anything is a chemical change. Combustion (burning) is a chemical reaction; it is simply where oxygen is added to, for example, an element, and turns it into an oxide. Burning phosphorus would result in phosphorus oxide. P + O2 --> P4010
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Not much. Phosphorus, atomic number 15, has an average atomic weight of about 31, indicating that most phosphorus atoms already have 16 neutrons.
No. All the colors that the eye can see are there, so there are no others to change to.
sea horses can change to all of the colors of the rainbow
A homophone for "change colors" is "exchange collars."