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valence electrons are electrons at the outermost shell

as we all know, group in PE can be determined by looking at the valence electron

thus

if it is in group 1..then the valence electron is 1

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Q: How do you determine the number of valence electrons if you know the group no of elements?
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Related questions

What determines an elements property?

Chemical properties of an element determine by the number of electron


What do valence electrons determine about an element?

they determine the difference between the elements like a hydrogen atom has 1 electron and carbon has 6


Where do elements have the same number in valence electrons?

Elements in the same group have the same number of valence electrons.


What is the number of valence electrons for group 2 elements?

Group 2 metals have 2 valence electrons. In fact, the number of valence electrons of elements can be deduced from the group number (e.g. group VII elements have 7 valence electrons).


Where are elements with the same number of valence electrons?

All elements in the same group have the same number of valence electrons.


Why do scientists group elements with similar amounts of neutrons?

They don'tThey group elements with the same number of valence electrons.The valence electrons of an element determine how that element bond and how many bonds it forms.So elements with the same number of valence electrons tend to have similar chemical properties.


The elements within a group have a similar number of?

Elements in the same group have the same number of valence electrons. These are the outer-shell electrons that react with other elements.


What is the different about the valence electrons for all elements in a group?

The valence electrons for elements in the same group stay the same, since the number of valence electrons corresponds to the group number.


Elements that have the same number of valence electrons are?

All elements in the same group have the same number of valence electrons.


What does the group of A elements tell about valence electrons?

All elements in the same A group will have the same number of valence electrons.


Does the amount of protons an element has affect chemical bonding?

Yes and no; the number of protons determine the valance number of electrons. The valence level of electrons and how full/empty it is largely determines an elements chemical behavior. I would say that valence electrons are the main determinant, but that is predetermined by protons.


What have the same number of valence electrons?

All elements in the same group have the same number of valence electrons.