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The actinide series
Wiki User
∙ 11y ago
Thorium (Th) is an inner transition metal with 90 electrons. It is a radioactive element that belongs to the actinide series of the Periodic Table.
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∙ 11y agothorium
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∙ 13y agoActinides
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Which are inner transitional metals?
Inner transitional metals are a subset of transition metals that include the lanthanides and actinides. Lanthanides are located in the f-block of the periodic table and span from cerium (element 58) to lutetium (element 71), while actinides are also in the f-block and range from thorium (element 90) to lawrencium (element 103).
What are the elements with atomic numbers 58-71 and 90-103 called?
The elements with atomic numbers 58-71 are called lanthanides, and those with atomic numbers 90-103 are called actinides. These elements are part of the inner transition metals and have unique properties due to their electron configurations.
How many electrons are there in one atom of Strontium-90?
One atom of Strontium-90 contains 38 electrons.
How many electrons does Thorium have?
Thorium, or Th, has an atomic number of 90. That means that every atom of thorium has 90 protons. The only naturally abundant isotope of thorium is 232Th, and so therefore it has 232 - 90 = 142 neutrons.
How many electrons are in thorium?
Thorium, with the chemical symbol Th, is the chemical element with the atomic number 90.
How many electrons are there in Thorium?
Thorium is a metal element. There are 90 electrons in a single atom.
What element on the periodic table has ninety electrons?
A transition element of f-block Thorium has 90 electrons in natural state, it is a Radioactive element.
How many electrons does thorium -230 have?
Thorium-230 has 90 electrons. This is because thorium has 90 protons, and the number of electrons in an atom is equal to the number of protons in order to maintain a neutral charge.
How many electrons are there in the element?
Thorium has 90 electrons.
In the element thorium how many electrons are there?
Thorium has 90 electrons.
How many more neutrons does thorium 230 have then electrons?
Thorium 230 has 90 electrons and 140 neutrons.
How many electrons does thorium230 have?
Thorium has 90 protons. So for a neutral atom, there has to be 90 electrons. 230 is the total number of nucleons. ie 90 protons and 140 neutrons.
What is the number of protons and electrons in thorium?
Thorium's atomic number is 90. Thus, thorium has 90 protons per atom. To be electrically neutral then, thorium must also have 90 electrons per atom.
How many protons neutrons and electrons are in cesium?
Cesium has 55 protons, 78 neutrons, and 55 electrons.
What is the number of electrons in thorium?
The standard atom has 90 electrons. An ion might have more or less.
How many electrondoes thorium have?
Thorium has 90 electrons.
How much electrons does Thorium have?
Thorium has 90 electrons.
