What is holmium and lawrencium?
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- Holmium is a chemical element with the symbol Ho and atomic number 67
- Lawrencium is a synthetic chemical element with the symbol Lr
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lawrencium
A radioactive metal of which only a few atoms have ever been created. Lawrencium has no uses outside research. Lawrencium has no known biological role.
holmium
the chemical element of atomic number 67, a soft silvery-white metal of the lanthanide series.
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