Also known as: tm.
TM has various meanings in the Chemistry category. Discover the full forms, definitions, and usage contexts of TM in Chemistry.
The highest temperature reported for a given location during a given period.
ChemistryMode by which is measured the passage of events. A measure of duration. In navigation, all time is measured by hour angle of a specific body or point, and is based on diurnal rotation of Earth, monthly revolution of Moon around Earth, the annual revolution of Earth round Sun.
ChemistryElements in the d block of the periodic table.
ChemistrySymbol:"Tm" Atomic Number:"69" Atomic Mass: 168.93amu. Thulium is one of the elements in the lanthanide series of inner transition elements. It may also be classified as a rare earth element.
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