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Q: What is the principal atom number?
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Related questions

How many electrons are present in the third principal quantum number of an atom?

18


What is the principal quantum number for the outermost electrons in a bromine atom in the ground state?

The electronic configuration of Bromine in its ground state is: 1s2 2s2p6 3s2p6d10 4s2p5. Therefore the principal quantum number for the outermost electrons in a Bromine atom is 4.


What is the one thing that determines the identity of an atom?

the one thing that gives an atom its identity is the mass number and the atomic number


What is the characteristics and nature of atoms?

Atoms are indestructible by chemical methods; a principal characteristic of an atom is the number of protons.


Each period in the periodic table corresponds to .?

Each period corresponds to the number of shells (energy levels) contained in the atom.


What is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number 4 and the angular-momentum quantum number 0?

is the answer 32 electrons


Which part of an atom determines its position as a element on the periodic table?

Because the atom can have the same structure as another atom and those can be together on the periodic table.


What is the number of the principal energy level in which of the valence electrons are found?

the inner energy level of an atom has a maximum # of


The principal quantum number for the outermost electrons in a Bromine atom in the ground state is?

It is n=4 because Br is in the 4p valence shell.


How many p orbitals exist for an atom with principal quantum number n equals 2?

n=2 has 3 2p orbitals.


How an atom valence electrons configuration determine its place on the periodic table?

the valence electron number equals the group number. the principal energy level equals the period number it's located in.


How are principle energy levels and energy sub levels related?

Principal energy levels are an atom's major energy levels, ranging in value from 1 to 7. Energy sublevels are contained within principal energy levels, and their number increases as the value of the principal energy level increases.