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How many protons electrons and neutrons in lanthanum-138?
Lanthanum has 57 protons and 81-82 neutrons.
How many protons does the element RB have?
Each atom of Rubidium (Rb) has 37 protons.
How many protons are in the element germanium?
Germanium has 32 protons.
What does the atomic number tells you about the element?
It tells you (1) how many protons are in the element, and (2) what the element is since all atoms of an element will have the same number of protons.It's D. The number of protons in its atoms.It tells how many protons/electrons that element has.
If element X has 72 protons how many electrons does it have electrons?
Element X with 72 protons will have 72 electrons in a neutral state. The number of protons in an element is equal to the number of electrons in that element's neutral atom.
What element has 57 protons and 73 neutrons?
I dont think there is one.
How many protons are there in the element xenon?
54 Protons
How many protons are in the element Be?
Beryllium has four protons.
How many protons are in Phosphorus the element?
15 protons
How many protons electrons and neutrons in lanthanum-138?
Lanthanum has 57 protons and 81-82 neutrons.
How many protons are in an atom of a pure element?
Each chemical element has a specific number of protons; the number of protons is equal to atomic number of the element.
What element has half as many protons zinc?
The element that has half as many protons as zinc would be copper. Zinc has 30 protons, while copper has 29 protons. This means that copper has one less proton than zinc, making it the element with half as many protons.
How can you tell how many protons are in an element of the periodic table?
The number of protons is the atomic number of the element.
How many protons does the element neptunium have?
neptunium has 93 protons.
How many Protons are in the element Ni?
Nickel has 28 protons.
How many protons does the element dubnium have?
Dubnium has 105 protons.
How many protons are in the element nobelium?
Nobelium has 102 protons.
