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What is the valency of promethium?
Promethium is an element and does not have a charge. As it has only be found in trace quantities, its chemistry has not been fully investigated. It has been anticipated that the likely charge when it forms compounds would be +3.
What element forms more compounds than any other element and compounds containing it are called organic compounds?
uranis has the most compounds
What element was named after a thief?
Promethium from Prometheus, who stoled the fire from Zeus.
What phase changes can happen to promethium?
Promethium can be melted and boiled.
What is the half life of promethium?
Promethium 145 has a half life of 17.7 years. Promethium 146 has a half life of 5.53 years. Promethium 147 has a half life of o.22 years.
Does promethium have a odor?
Promethium itself does not have an odor as it is a radioactive metallic chemical element. However, compounds containing promethium may have their own distinct odors depending on their chemical nature.
What is promethium odor?
Promethium is a radioactive element and does not have a characteristic odor on its own. Any odor associated with promethium would likely be from compounds or substances it is combined with in a laboratory setting.
Do promethium have odor?
Promethium itself does not have a distinct odor as it is a rare earth metal. However, some of its compounds may have a metallic smell when they react with other chemicals.
What is the valency of promethium?
Promethium is an element and does not have a charge. As it has only be found in trace quantities, its chemistry has not been fully investigated. It has been anticipated that the likely charge when it forms compounds would be +3.
How reactive is promethium?
After the Pauling electronegativity promethium is a reactive metal but the chemistry of Pm is only superficially known.The valence of ions in solution is +3. Promethium compounds known: halides, oxides, nitrates, sulfates, hydroxides etc.
Is promethium reactive?
After the Pauling electronegativity promethium is a reactive metal but the chemistry of Pm is only superficially known.The valence of ions in solution is +3. Promethium compounds known: halides, oxides, nitrates, sulfates, hydroxides etc.
What is the freezing point of promethium?
The melting point of promethium is 1 024 0C.
List three common compounds containing hydrogen?
Water, ethanol, and octane (a constituent of most gasoline).
What compounds containing carbon?
Every single organic thing contains carbon.
What are compounds containing no carbon called?
they are called inorganic compounds
Compounds containing carbon found in living things?
Carbon containing compounds found in living things are called organic compounds. Examples of organic compounds are carbohydrates, proteins, lipids and nucleotides.
Compounds that contain carbon are called what?
Compounds containing carbon are referred to as organic compounds
