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Three. For more information on Yttrium, go to http://en.wikipedia.org/wiki/Yttrium.
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∙ 15y ago
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∙ 13y agoHow many atoms depends on how much of the sample you have, the atomic number is 70 while the atomic weight is 173.04 so there's 70 protons, 70 electrons and 103 neutrons.
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∙ 14y agoValence Electrons: 4d15s2
soo 3
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∙ 11y ago4
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∙ 13y agos2 d1 so 3
Anonymous
90?
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How many valence electrons does a nitrogen atom have then a carbon atom?
nitrogen has 5 valence electrons. carbon has 4 valence electrons.
How many valence electrons does an atom of barium possess?
A barium atom has two valence electrons.
How many valence electrons would be found in an atom of chlorine?
A chlorine atom has 7 valence electrons.
How many valence electrons are in a chlorine atom and a chloride ion?
There are 7 valence electrons in chlorine atom and 8 valence electrons in chloride ion.
How many valence electrons are in the lead atom?
There are 4 valence electrons in lead.
How many electrons does an atom have if there are 3 in valence shell?
if you are talking about valence electrons: 3. if you are talking about regular electrons, it differs. there are different atoms in that category. scandium 21 yttrium 39 lutetium 71 lawrencium 103 i hope this helps
How many valence electrons are in an atom of magnesuim?
There are 2 valence electrons in an atom of magnesium. There are 5 valence electrons that are in an atom of phosphorus. There are 4 valence electrons that are in a silicon atom.
How many valence electrons does a nitrogen atom have then a carbon atom?
nitrogen has 5 valence electrons. carbon has 4 valence electrons.
How many valence electrons does an atom of barium possess?
A barium atom has two valence electrons.
How many valence electrons would be found in an atom of chlorine?
A chlorine atom has 7 valence electrons.
How many valence electrons are in a chlorine atom and a chloride ion?
There are 7 valence electrons in chlorine atom and 8 valence electrons in chloride ion.
How many valence electrons does Fluorie have?
Fluorine atom has seven valence electrons.
How many valence electrons are in the lead atom?
There are 4 valence electrons in lead.
How many valence electrons does a neon atom electron have?
It has 8 valence electrons.
How many valence electrons are present in the atom Nb?
5 valence electrons
How many valence electrons does a neutral strontium atom have?
Two valence electrons
How many nitrogen valence electrons can be contained in 1 atom?
5 valence electrons can be contained in 1 atom
