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Lead has 125 neutrons
It's element symblo is Pb
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∙ 13y ago
Wiki User
∙ 13y agothe isotope k 40 has 19 protons and 21 neurons
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∙ 11y agoshould be an isotope of either bismuth or polonium
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∙ 14y agoMercury (Hg)
Wiki User
∙ 8y agolead (Pb)
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Isotopes of an element have a different number of?
neutrons
what element has 21 protons 21 electrons and 24 neutrons?
chromium
What element has 8 neutrons 8 protons?
The element that has 8 protons and 8 neutrons is oxygen.
How many protons neutrons and electrons are in k40?
K always has 19 protons, because that is what defines it as an element.40, the atomic mass is the sum of protons and neutrons. So if you subtract the number of protons from the atomic mass, you get the number of neutrons.40-19=21 neutrons
How many electrons neutrons and protons are in scandium?
Because its atomic number is 21, it has 21 protons, 21 neutrons, and 21 electrons.
What has 22 protons and 21 neutrons?
Titanium is the element having 22 protons and 21 neutrons. Its symbol is Ti.
How many protons and neutrons are there in the element scandium?
21 protons and 24 neutrons in the only stable for. But there can be as few as 15 and as many as 39 neutrons.
How many neutrons does the element Sc have?
The atomic number of scandium is 21. So it has 21 protons and 21 electrons. Number of neutrons depends on the isotope. Number of neutrons = Mass number - Atomic number Sc-45 isotope has 24 neutrons
Transition element 21 neutrons period 4?
the closest answer will be potassium 19K40
Isotopes of an element have a different number of?
neutrons
what element has 21 protons 21 electrons and 24 neutrons?
chromium
How many neutrons are in the element gold?
There are 118 neutrons in the element gold.
How many neutrons are in an atom of the element silver?
there are 61 neutrons in a the element silver
How many protons neutrons and electrons are in the element cobalt?
There are 21 electrons and protons in the element Cobalt, and there are 58.933195 neutrons or 36.933195. If your working on a project and your in elementary or middle school you are very smart.Well Done. -Emily (5th Grader)
What element has 30 neutrons?
The element comes with 30 neutrons is iron. It also has 26 protons.
What is the mass of an element that contains 10 protons and 11 neutrons?
This is the isotope neon-21 with the atomic mass 20,99384668(4).
What element has an atomic mass of 8 and 8 neutrons?
the element that has 8 neutrons is Oxygen
