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Phosphorus atoms have five valence electrons. You can know this because P is in group 15/VA. The number of valence electrons is the same as the VA group number (5), or group number 15 minus 10, which is 5.
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∙ 6y ago
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∙ 15y agoPhosphorus has 15 electrons total, 2 in the first shell, 8 in the second, and 5 in the third.
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∙ 6y agoPhosphorus has the electrons in three levels.
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∙ 16y agohow many energy levels does phoshorus
Wiki User
∙ 14y ago3p
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∙ 11y ago2, 8 and 5
Anonymous
3 I think
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How many electrons does phosphorus have in its outermost principal energy level?
The total number of electrons in Phosphorus (P) is 15 (its atomic number). The first energy level contains 2, the second energy level contains 8, and the third energy level contains 5.
What is the neutral atom that has its first two energy levels filled has 5 electrons in its third energy level and has no other electrons?
Phosphorus, I think. Please see the link.
How many electrons are the third energy level of a calcium atom?
There are 8 electrons in the third energy level of a calcium atom.
How many electrons are in the third energy level of magnesium atom?
2 electrons. Magnesium has 12 total, in 3 shells, 2,8,2There are two electrons in magnesium's third energy level.
How many electrons are in the second energy level of magnesium?
There are six electrons are in the second energy level of magneisum. A further two are on the first energy level and the last two are on the third energy level.
Has 5 valence electrons in the third energy level?
phosphorus
Which element has 5 valence electrons in its 3rd energy level?
Phosphorus has 5 electrons in the the third shell.
How many electrons does phosphorus have in its outermost principal energy level?
The total number of electrons in Phosphorus (P) is 15 (its atomic number). The first energy level contains 2, the second energy level contains 8, and the third energy level contains 5.
How many electrons in the second energy level of an atom of phosphorus?
there are 2 in the first there are 8 in the second there are 5 in the third
What is the neutral atom that has its first two energy levels filled has 5 electrons in its third energy level and has no other electrons?
Phosphorus, I think. Please see the link.
How many electrons in the outer energy level of phosphorus?
the energy levels are as follows: first shell 2 second shell 8 third shell 5
How many electrons are the third energy level of a calcium atom?
There are 8 electrons in the third energy level of a calcium atom.
How many electrons are in the third energy level of oxygen?
There is no third energy level of oxygen, there is only two. The second energy level has 6 electrons.
What is the total numberof electrons that canoccupy the third energy level?
the maxium number of electrons that the third energy level can occupy is 18
How many electrons are in magnesium's third energy level?
2 electrons are in magnesiums last energy level
Can there be 20 electrons in the thrid energy level?
No. Maximum of 18 electrons is possible in third energy level.
How many electrons can an atom's third energy level hold?
The third energy level of an atom can hold eight electrons.
