Californium is a pure element.
Yes, californium is a pure chemical element, not a compound or mixture.
Hydrogen is found in nature primarily as a compound, such as in water (H2O) or hydrocarbons. Pure elemental hydrogen is rare in nature but can be found in some volcanic gases or certain chemical reactions.
It is found in nature in its pure form (not as a compound).
A pure element or a pure compound are homogeneous.
Platinum is an element, not a mixture or compound. It is a rare and valuable metal that is found in its pure form in nature and consists of only platinum atoms.
Yes they are since they are pure chemical substances found in nature.
Plutonium is a pure chemical element.
Pure gold is an element, not a compound. It is composed of only one type of atom, which is gold.
No, it is a pure element
if sodium is in a compound, it will not be in natural state. natural state implies that it is a pure element. ie not a compound
Barium is an element from the periodic table therefore it is neither a mixture or a compound
Silver is typically found in nature in the form of compounds, such as silver sulfide or silver chloride. However, it can also be found in its pure elemental form, especially when it occurs as native silver in deposits of ore.