A chemical element is homogeneous only if it is monoisotopic; but in practice this aspect is neglected. A chemical element is not a "change".
Element named after a US state: Californium. This is the only element named after a US state. But, there is also Americium. Americium is named after America.
chemical reaction
yes it is, it is part of the periodic table
The element carbon.
Well there is Europium, which is named after Europe the Continent. However, there is Americium which is named after North America the continent. So your question is wrong
Europium
Californium is the only element named after a U.S. state. Its atomic number is 98.It's radioactive and was discovered in Berkeley university and named after California.
A chemical element is homogeneous only if it is monoisotopic; but in practice this aspect is neglected. A chemical element is not a "change".
Only one chemical element begins with the letter X. Xenon is a chemical element. It has the symbol Xe. It is the only chemical element that begins with the letter x.
Element named after a US state: Californium. This is the only element named after a US state. But, there is also Americium. Americium is named after America.
Only aluminium is a chemical element.
Zinc is only a metallic chemical element.
Vanadium is a chemical element. It has the symbol V.
phosphorus
Fluorine is only a chemical element.
This is the atom of a chemical element, unbreakable by chemical methods.