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Each group/family on the Periodic Table can determine valence electrons by the last number of the group/family number, like helium. It's a noble gas that has 8 valence electrons because it's on the 18 family/group

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What do you use on the periodic table to determine the number of valence electrons?

To determine the number of valence electrons, you look at the group number of an element on the periodic table.


How can one determine the number of valence electrons for an element on the periodic table?

To determine the number of valence electrons for an element on the periodic table, look at the group number of the element. The group number indicates the number of valence electrons. For example, elements in Group 1 have 1 valence electron, elements in Group 2 have 2 valence electrons, and so on.


How can you determine the number of valence electrons for an element on the periodic table?

To determine the number of valence electrons for an element on the periodic table, you look at the group number of the element. The group number tells you how many valence electrons the element has. For example, elements in group 1 have 1 valence electron, elements in group 2 have 2 valence electrons, and so on.


How do you determine the number of valence electrons for an element on the periodic table?

To determine the number of valence electrons for an element on the periodic table, you look at the group number of the element. The group number tells you how many valence electrons the element has. For example, elements in Group 1 have 1 valence electron, elements in Group 2 have 2 valence electrons, and so on.


How can one determine the number of valence electrons for an element using the periodic table?

To determine the number of valence electrons for an element using the periodic table, look at the group number of the element. The group number indicates the number of valence electrons. For example, elements in Group 1 have 1 valence electron, elements in Group 2 have 2 valence electrons, and so on.


How can one determine the number of valence electrons of an element by using the periodic table?

To determine the number of valence electrons of an element using the periodic table, look at the group number of the element. The group number indicates the number of valence electrons. For example, elements in Group 1 have 1 valence electron, elements in Group 2 have 2 valence electrons, and so on.


How can one determine the number of valence electrons of an element using the periodic table?

To determine the number of valence electrons of an element using the periodic table, look at the group number of the element. The group number indicates the number of valence electrons. For example, elements in Group 1 have 1 valence electron, elements in Group 2 have 2 valence electrons, and so on.


When moving down a group in the periodic table what does the number of valence electrons do?

The number of valence electrons increases by one as you move down a group in the periodic table. Valence electrons are the electrons in the outermost energy level of an atom, and they determine the chemical properties of an element.


How many valence electrons are present in the d block of the periodic table?

The d block of the periodic table contains 10 valence electrons.


Is a chart that displays all elements by atomic numbers and can be used to determine the number of valence electron for some elements?

the periodic table


What are valence electrons and what do they determine?

They determine many things. They can be used to predice hybridization, determine octet, be used to assign formal charges. The simplest answer would be for a intro to chem class, they determine the number of electrons in the atom's "outer ring"


Where can one find the valence electrons on the periodic table?

Valence electrons can be found in the outermost energy level of an atom, which corresponds to the group number of the element on the periodic table.