Associations to the word «Protactinium»
Noun
- Uranium
- Isotope
- Decay
- Hahn
- Neutron
- Oxide
- Carbonate
- Chloride
- Beta
- Oswald
- Sediment
- Reactor
- Oxidation
- Coordination
- Ore
- Hydrogen
- Pa
- Metal
- Element
- Calcium
- Vacuum
- Atom
- Otto
- Alpha
- Lighter
- Th
- Ion
- Oxygen
- Transition
- Deposit
- Half
- Electron
- Compound
- Discovery
- Chain
- Iv
- Radiation
- Separation
- Capture
- Temperature
- Reaction
- Reduction
- Particle
- Acid
- Concentration
- Symbol
- Fuel
- Amount
- Product
- Solution
- Material
- Table
- Produce
- Ocean
- Method
- Lead
- Structure
- Life
- Rate
- Process
- Turn
Adjective
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Wiktionary
PROTACTINIUM, noun. A chemical element (symbol Pa) with atomic number 91.
Dictionary definition
PROTACTINIUM, noun. A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead.
Wise words
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disposition of the speaker.