Crystals can be elements (as diamond) or compounds (as sapphire).
Ice is a pure substance, not a mixture or compound. Ice is the solid form of water, with a chemical formula of H2O. It is made up of water molecules arranged in a crystal lattice structure.
Water is a compound
It is a mixture.
It is a pure compound, not a mixture at all.
Is gasoline a element a mixture or a compound
its a heterogeneous mixture
Concrete is a mixture not a compound.
no they are compound mixture
It is a compound mixture.
It is not a mixture but a compound of hydrogen and oxygen. We call this compound water.
Obsidian is neither an element nor a compound. It is a naturally occurring volcanic glass formed when lava cools rapidly without crystal growth.
It is a homogenous mixture