Pb is a compound.
Ag is the chemical symbol for silver, which is an element. It is not a compound.
HI is a compound. The Compound name is Hydrogen Iodide.
A single displacement reaction is a type of chemical reaction where a free element replaces another element in a compound. This occurs when a more reactive element displaces a less reactive element in a compound, forming a new compound and releasing the displaced element.
Gold is a pure element, not a compound, so it is homoatomic.
Calcium carbonate, formula of this: CaCO3
This compound is carbon dioxide - CO2.
element. Sulfur dioxide (SO2) is a compound
KCl is a compound not an element.
cornstarch is a compound element.
Beryllium is an element. It is not a compound
it is a compound
Mixture
if it dissolves its a compound if not its an element.
NO = Nitrous Oxide - compound No = Nobelium - element
No, energy is NOT an element, a compound or a mixture.
It is a compound Carbon is an element.