Natural....it is a lanthanide and is a rare metal. This element can be found in minerals.
Thulium has 79 shells.
The symbol for tantalum is Ta.
Yttrium is a natural element found in the Earth's crust. It is not a synthetic element.
True. Compounds and mixtures can be either synthetic or natural. Synthetic compounds are created by humans in a laboratory while natural compounds are found in nature. Similarly, mixtures can also be either synthetic or natural based on their origin.
Ampicillin is a semi-synthetic antibiotic, meaning that it is derived from a natural source (penicillin) but has been chemically modified to enhance its effectiveness.
It is synthetic, but what we use to make concrete is natural AND synthetic.
is bromine natural or synthetic?
Polyester is synthetic.
it is synthetic
Thulium has 79 shells.
The symbol for tantalum is Ta.
Yttrium is a natural element found in the Earth's crust. It is not a synthetic element.
they are synthetic.
Thulium belongs to the Lanthanide family. Thulium is a silvery metal, so soft it can be cut with a knife. Thulium is stable in air, but reacts slowly with water, and rapidly with acids.
its natural
natural
Thulium, with the chemical symbol Tm, is the chemical element with the atomic number 69.