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The element is called Rutherfordium. Atomic Weight: 261 g/mol Neutrons: 157 Protons: 104
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What is element with atomic number 87?
Francium is a non meta element. Atomic number of it is 87. It is unstable.
What does the chemical symbol rg mean?
The chemical symbol Rg stands for Roentgenium, which is a synthetic element with atomic number 111. It is a highly unstable and radioactive element that was first synthesized in 1994.
When an unstable isotope breaks down but doesn't change to another element the atomic number always?
The atomic number is unchanged.
Heaviest element that is highly radioactive?
The heaviest element that is highly radioactive is Ununoctium, which has an atomic number of 118.
How do you get the number of protons electrons and neutrons from the atomic mass number and atomic number?
Number of protons = atomic number Number of neutrons = Atomic Mass (rounded to the nearest whole number) minus the atomic number Number of electrons in a stable element = number of protons Number of electrons in an unstable element = atomic number minus the charge
What kind of element is berkelium?
Berkelium is an artificial element, radioactive, unstable, solid, metal, atomic number 97 etc.
What is hassium?
Hassium is an artificial element, probably metal, unstable, radioactive, with the atomic number 108.
What was Seaborg's last major change to the Periodic Table?
seaborgium, the chemical element of atomic number 106, a very unstable element made by high-energy atomic collisions.
Is this a stable element Carbon atomic number 6?
It really isn't elements that are stable or unstable, but isotopes. Carbon has both stable and unstable isotopes.
Is californium an unstable element?
Being radioactive californium is unstable.
How did mendelevium?
Mendelevium is an artificial chemical element, atomic number 101, metal, solid, radioactive, unstable, actinoid.
What is Einsteinium?
Einsteinium is an artificial chemical element, unstable, radioactive, member of the actinides group, atomic number 99.
